87556

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:123

約数の個数: 24

約数和(自身を含む): 181440

約数和(自身を除く): 93884

約数列:

[1, 2, 4, 7, 14, 28, 53, 59, 106, 118, 212, 236, 371, 413, 742, 826, 1484, 1652, 3127, 6254, 12508, 21889, 43778, 87556]

約数ペア:

[(1, 87556), (2, 43778), (4, 21889), (7, 12508), (14, 6254), (28, 3127), (53, 1652), (59, 1484), (106, 826), (118, 742), (212, 413), (236, 371)]