64227807

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 109444608

約数和(自身を除く): 45216801

約数列:

[1, 3, 7, 9, 21, 63, 71, 83, 173, 213, 249, 497, 519, 581, 639, 747, 1211, 1491, 1557, 1743, 3633, 4473, 5229, 5893, 10899, 12283, 14359, 17679, 36849, 41251, 43077, 53037, 85981, 100513, 110547, 123753, 129231, 257943, 301539, 371259, 773829, 904617, 1019489, 3058467, 7136423, 9175401, 21409269, 64227807]

約数ペア:

[(1, 64227807), (3, 21409269), (7, 9175401), (9, 7136423), (21, 3058467), (63, 1019489), (71, 904617), (83, 773829), (173, 371259), (213, 301539), (249, 257943), (497, 129231), (519, 123753), (581, 110547), (639, 100513), (747, 85981), (1211, 53037), (1491, 43077), (1557, 41251), (1743, 36849), (3633, 17679), (4473, 14359), (5229, 12283), (5893, 10899)]