643653036

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{37171}}^1$

素因数の和:37231

約数の個数: 72

約数和(自身を含む): 1799570864

約数和(自身を除く): 1155917828

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 37, 39, 52, 74, 78, 111, 117, 148, 156, 222, 234, 333, 444, 468, 481, 666, 962, 1332, 1443, 1924, 2886, 4329, 5772, 8658, 17316, 37171, 74342, 111513, 148684, 223026, 334539, 446052, 483223, 669078, 966446, 1338156, 1375327, 1449669, 1932892, 2750654, 2899338, 4125981, 4349007, 5501308, 5798676, 8251962, 8698014, 12377943, 16503924, 17396028, 17879251, 24755886, 35758502, 49511772, 53637753, 71517004, 107275506, 160913259, 214551012, 321826518, 643653036]

約数ペア:

[(1, 643653036), (2, 321826518), (3, 214551012), (4, 160913259), (6, 107275506), (9, 71517004), (12, 53637753), (13, 49511772), (18, 35758502), (26, 24755886), (36, 17879251), (37, 17396028), (39, 16503924), (52, 12377943), (74, 8698014), (78, 8251962), (111, 5798676), (117, 5501308), (148, 4349007), (156, 4125981), (222, 2899338), (234, 2750654), (333, 1932892), (444, 1449669), (468, 1375327), (481, 1338156), (666, 966446), (962, 669078), (1332, 483223), (1443, 446052), (1924, 334539), (2886, 223026), (4329, 148684), (5772, 111513), (8658, 74342), (17316, 37171)]