2177925

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{409}}^1$

素因数の和:493

約数の個数: 24

約数和(自身を含む): 3660480

約数和(自身を除く): 1482555

約数列:

[1, 3, 5, 15, 25, 71, 75, 213, 355, 409, 1065, 1227, 1775, 2045, 5325, 6135, 10225, 29039, 30675, 87117, 145195, 435585, 725975, 2177925]

約数ペア:

[(1, 2177925), (3, 725975), (5, 435585), (15, 145195), (25, 87117), (71, 30675), (75, 29039), (213, 10225), (355, 6135), (409, 5325), (1065, 2045), (1227, 1775)]