397811778

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1237}}^1$

素因数の和:1312

約数の個数: 128

約数和(自身を含む): 1064878080

約数和(自身を除く): 667066302

約数列:

[1, 2, 3, 6, 7, 13, 14, 19, 21, 26, 31, 38, 39, 42, 57, 62, 78, 91, 93, 114, 133, 182, 186, 217, 247, 266, 273, 399, 403, 434, 494, 546, 589, 651, 741, 798, 806, 1178, 1209, 1237, 1302, 1482, 1729, 1767, 2418, 2474, 2821, 3458, 3534, 3711, 4123, 5187, 5642, 7422, 7657, 8246, 8463, 8659, 10374, 12369, 15314, 16081, 16926, 17318, 22971, 23503, 24738, 25977, 32162, 38347, 45942, 47006, 48243, 51954, 53599, 70509, 76694, 96486, 107198, 112567, 115041, 141018, 160797, 164521, 225134, 230082, 268429, 305539, 321594, 329042, 337701, 493563, 498511, 536858, 611078, 675402, 728593, 805287, 916617, 987126, 997022, 1457186, 1495533, 1610574, 1833234, 2138773, 2185779, 2991066, 3489577, 4277546, 4371558, 5100151, 6416319, 6979154, 9471709, 10200302, 10468731, 12832638, 15300453, 18943418, 20937462, 28415127, 30600906, 56830254, 66301963, 132603926, 198905889, 397811778]

約数ペア:

[(1, 397811778), (2, 198905889), (3, 132603926), (6, 66301963), (7, 56830254), (13, 30600906), (14, 28415127), (19, 20937462), (21, 18943418), (26, 15300453), (31, 12832638), (38, 10468731), (39, 10200302), (42, 9471709), (57, 6979154), (62, 6416319), (78, 5100151), (91, 4371558), (93, 4277546), (114, 3489577), (133, 2991066), (182, 2185779), (186, 2138773), (217, 1833234), (247, 1610574), (266, 1495533), (273, 1457186), (399, 997022), (403, 987126), (434, 916617), (494, 805287), (546, 728593), (589, 675402), (651, 611078), (741, 536858), (798, 498511), (806, 493563), (1178, 337701), (1209, 329042), (1237, 321594), (1302, 305539), (1482, 268429), (1729, 230082), (1767, 225134), (2418, 164521), (2474, 160797), (2821, 141018), (3458, 115041), (3534, 112567), (3711, 107198), (4123, 96486), (5187, 76694), (5642, 70509), (7422, 53599), (7657, 51954), (8246, 48243), (8463, 47006), (8659, 45942), (10374, 38347), (12369, 32162), (15314, 25977), (16081, 24738), (16926, 23503), (17318, 22971)]