1997317476

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{2113}}^1$

素因数の和:2183

約数の個数: 216

約数和(自身を含む): 6549949952

約数和(自身を除く): 4552632476

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 31, 33, 36, 42, 44, 62, 63, 66, 77, 84, 93, 99, 121, 124, 126, 132, 154, 186, 198, 217, 231, 242, 252, 279, 308, 341, 363, 372, 396, 434, 462, 484, 558, 651, 682, 693, 726, 847, 868, 924, 1023, 1089, 1116, 1302, 1364, 1386, 1452, 1694, 1953, 2046, 2113, 2178, 2387, 2541, 2604, 2772, 3069, 3388, 3751, 3906, 4092, 4226, 4356, 4774, 5082, 6138, 6339, 7161, 7502, 7623, 7812, 8452, 9548, 10164, 11253, 12276, 12678, 14322, 14791, 15004, 15246, 19017, 21483, 22506, 23243, 25356, 26257, 28644, 29582, 30492, 33759, 38034, 42966, 44373, 45012, 46486, 52514, 59164, 65503, 67518, 69729, 76068, 78771, 85932, 88746, 92972, 105028, 131006, 133119, 135036, 139458, 157542, 162701, 177492, 196509, 209187, 236313, 255673, 262012, 266238, 278916, 315084, 325402, 393018, 418374, 458521, 472626, 488103, 511346, 532476, 589527, 650804, 720533, 767019, 786036, 836748, 917042, 945252, 976206, 1022692, 1179054, 1375563, 1441066, 1464309, 1534038, 1789711, 1834084, 1952412, 2161599, 2301057, 2358108, 2751126, 2882132, 2928618, 3068076, 3579422, 4126689, 4323198, 4602114, 5043731, 5369133, 5502252, 5857236, 6484797, 7158844, 7925863, 8253378, 8646396, 9204228, 10087462, 10738266, 12969594, 15131193, 15851726, 16107399, 16506756, 20174924, 21476532, 23777589, 25939188, 30262386, 31703452, 32214798, 45393579, 47555178, 55481041, 60524772, 64429596, 71332767, 90787158, 95110356, 110962082, 142665534, 166443123, 181574316, 221924164, 285331068, 332886246, 499329369, 665772492, 998658738, 1997317476]

約数ペア:

[(1, 1997317476), (2, 998658738), (3, 665772492), (4, 499329369), (6, 332886246), (7, 285331068), (9, 221924164), (11, 181574316), (12, 166443123), (14, 142665534), (18, 110962082), (21, 95110356), (22, 90787158), (28, 71332767), (31, 64429596), (33, 60524772), (36, 55481041), (42, 47555178), (44, 45393579), (62, 32214798), (63, 31703452), (66, 30262386), (77, 25939188), (84, 23777589), (93, 21476532), (99, 20174924), (121, 16506756), (124, 16107399), (126, 15851726), (132, 15131193), (154, 12969594), (186, 10738266), (198, 10087462), (217, 9204228), (231, 8646396), (242, 8253378), (252, 7925863), (279, 7158844), (308, 6484797), (341, 5857236), (363, 5502252), (372, 5369133), (396, 5043731), (434, 4602114), (462, 4323198), (484, 4126689), (558, 3579422), (651, 3068076), (682, 2928618), (693, 2882132), (726, 2751126), (847, 2358108), (868, 2301057), (924, 2161599), (1023, 1952412), (1089, 1834084), (1116, 1789711), (1302, 1534038), (1364, 1464309), (1386, 1441066), (1452, 1375563), (1694, 1179054), (1953, 1022692), (2046, 976206), (2113, 945252), (2178, 917042), (2387, 836748), (2541, 786036), (2604, 767019), (2772, 720533), (3069, 650804), (3388, 589527), (3751, 532476), (3906, 511346), (4092, 488103), (4226, 472626), (4356, 458521), (4774, 418374), (5082, 393018), (6138, 325402), (6339, 315084), (7161, 278916), (7502, 266238), (7623, 262012), (7812, 255673), (8452, 236313), (9548, 209187), (10164, 196509), (11253, 177492), (12276, 162701), (12678, 157542), (14322, 139458), (14791, 135036), (15004, 133119), (15246, 131006), (19017, 105028), (21483, 92972), (22506, 88746), (23243, 85932), (25356, 78771), (26257, 76068), (28644, 69729), (29582, 67518), (30492, 65503), (33759, 59164), (38034, 52514), (42966, 46486), (44373, 45012)]