1213028388

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1$

素因数の和:767

約数の個数: 216

約数和(自身を含む): 3752123648

約数和(自身を除く): 2539095260

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 31, 33, 36, 39, 44, 52, 62, 66, 78, 93, 99, 117, 121, 124, 132, 143, 156, 186, 198, 234, 242, 279, 286, 341, 363, 372, 396, 403, 429, 468, 484, 558, 572, 682, 691, 726, 806, 858, 1023, 1089, 1116, 1209, 1287, 1364, 1382, 1452, 1573, 1612, 1716, 2046, 2073, 2178, 2418, 2574, 2764, 3069, 3146, 3627, 3751, 4092, 4146, 4356, 4433, 4719, 4836, 5148, 6138, 6219, 6292, 7254, 7502, 7601, 8292, 8866, 8983, 9438, 11253, 12276, 12438, 13299, 14157, 14508, 15004, 15202, 17732, 17966, 18876, 21421, 22506, 22803, 24876, 26598, 26949, 28314, 30404, 33759, 35932, 39897, 42842, 45012, 45606, 48763, 53196, 53898, 56628, 64263, 67518, 68409, 79794, 80847, 83611, 85684, 91212, 97526, 98813, 107796, 128526, 135036, 136818, 146289, 159588, 161694, 167222, 192789, 195052, 197626, 235631, 250833, 257052, 273636, 278473, 292578, 296439, 323388, 334444, 385578, 395252, 438867, 471262, 501666, 556946, 585156, 592878, 706893, 752499, 771156, 835419, 877734, 889317, 942524, 1003332, 1086943, 1113892, 1185756, 1413786, 1504998, 1670838, 1755468, 1778634, 2120679, 2173886, 2506257, 2591941, 2827572, 3009996, 3063203, 3260829, 3341676, 3557268, 4241358, 4347772, 5012514, 5183882, 6126406, 6521658, 7775823, 8482716, 9189609, 9782487, 10025028, 10367764, 12252812, 13043316, 15551646, 18379218, 19564974, 23327469, 27568827, 31103292, 33695233, 36758436, 39129948, 46654938, 55137654, 67390466, 93309876, 101085699, 110275308, 134780932, 202171398, 303257097, 404342796, 606514194, 1213028388]

約数ペア:

[(1, 1213028388), (2, 606514194), (3, 404342796), (4, 303257097), (6, 202171398), (9, 134780932), (11, 110275308), (12, 101085699), (13, 93309876), (18, 67390466), (22, 55137654), (26, 46654938), (31, 39129948), (33, 36758436), (36, 33695233), (39, 31103292), (44, 27568827), (52, 23327469), (62, 19564974), (66, 18379218), (78, 15551646), (93, 13043316), (99, 12252812), (117, 10367764), (121, 10025028), (124, 9782487), (132, 9189609), (143, 8482716), (156, 7775823), (186, 6521658), (198, 6126406), (234, 5183882), (242, 5012514), (279, 4347772), (286, 4241358), (341, 3557268), (363, 3341676), (372, 3260829), (396, 3063203), (403, 3009996), (429, 2827572), (468, 2591941), (484, 2506257), (558, 2173886), (572, 2120679), (682, 1778634), (691, 1755468), (726, 1670838), (806, 1504998), (858, 1413786), (1023, 1185756), (1089, 1113892), (1116, 1086943), (1209, 1003332), (1287, 942524), (1364, 889317), (1382, 877734), (1452, 835419), (1573, 771156), (1612, 752499), (1716, 706893), (2046, 592878), (2073, 585156), (2178, 556946), (2418, 501666), (2574, 471262), (2764, 438867), (3069, 395252), (3146, 385578), (3627, 334444), (3751, 323388), (4092, 296439), (4146, 292578), (4356, 278473), (4433, 273636), (4719, 257052), (4836, 250833), (5148, 235631), (6138, 197626), (6219, 195052), (6292, 192789), (7254, 167222), (7502, 161694), (7601, 159588), (8292, 146289), (8866, 136818), (8983, 135036), (9438, 128526), (11253, 107796), (12276, 98813), (12438, 97526), (13299, 91212), (14157, 85684), (14508, 83611), (15004, 80847), (15202, 79794), (17732, 68409), (17966, 67518), (18876, 64263), (21421, 56628), (22506, 53898), (22803, 53196), (24876, 48763), (26598, 45606), (26949, 45012), (28314, 42842), (30404, 39897), (33759, 35932)]