31003570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3359}}^1$

素因数の和:3450

約数の個数: 32

約数和(自身を含む): 60963840

約数和(自身を除く): 29960270

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 355, 710, 923, 1846, 3359, 4615, 6718, 9230, 16795, 33590, 43667, 87334, 218335, 238489, 436670, 476978, 1192445, 2384890, 3100357, 6200714, 15501785, 31003570]

約数ペア:

[(1, 31003570), (2, 15501785), (5, 6200714), (10, 3100357), (13, 2384890), (26, 1192445), (65, 476978), (71, 436670), (130, 238489), (142, 218335), (355, 87334), (710, 43667), (923, 33590), (1846, 16795), (3359, 9230), (4615, 6718)]