31429755

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:521

約数の個数: 64

約数和(自身を含む): 64819200

約数和(自身を除く): 33389445

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 79, 105, 135, 189, 237, 315, 395, 421, 553, 711, 945, 1185, 1263, 1659, 2105, 2133, 2765, 2947, 3555, 3789, 4977, 6315, 8295, 8841, 10665, 11367, 14735, 14931, 18945, 24885, 26523, 33259, 44205, 56835, 74655, 79569, 99777, 132615, 166295, 232813, 299331, 397845, 498885, 698439, 897993, 1164065, 1496655, 2095317, 3492195, 4489965, 6285951, 10476585, 31429755]

約数ペア:

[(1, 31429755), (3, 10476585), (5, 6285951), (7, 4489965), (9, 3492195), (15, 2095317), (21, 1496655), (27, 1164065), (35, 897993), (45, 698439), (63, 498885), (79, 397845), (105, 299331), (135, 232813), (189, 166295), (237, 132615), (315, 99777), (395, 79569), (421, 74655), (553, 56835), (711, 44205), (945, 33259), (1185, 26523), (1263, 24885), (1659, 18945), (2105, 14931), (2133, 14735), (2765, 11367), (2947, 10665), (3555, 8841), (3789, 8295), (4977, 6315)]