31299415

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{359}}^1$

素因数の和:471

約数の個数: 32

約数和(自身を含む): 44789760

約数和(自身を除く): 13490345

約数列:

[1, 5, 7, 35, 47, 53, 235, 265, 329, 359, 371, 1645, 1795, 1855, 2491, 2513, 12455, 12565, 16873, 17437, 19027, 84365, 87185, 95135, 118111, 133189, 590555, 665945, 894269, 4471345, 6259883, 31299415]

約数ペア:

[(1, 31299415), (5, 6259883), (7, 4471345), (35, 894269), (47, 665945), (53, 590555), (235, 133189), (265, 118111), (329, 95135), (359, 87185), (371, 84365), (1645, 19027), (1795, 17437), (1855, 16873), (2491, 12565), (2513, 12455)]