9900925

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1$

素因数の和:357

約数の個数: 24

約数和(自身を含む): 13052736

約数和(自身を除く): 3151811

約数列:

[1, 5, 23, 25, 67, 115, 257, 335, 575, 1285, 1541, 1675, 5911, 6425, 7705, 17219, 29555, 38525, 86095, 147775, 396037, 430475, 1980185, 9900925]

約数ペア:

[(1, 9900925), (5, 1980185), (23, 430475), (25, 396037), (67, 147775), (115, 86095), (257, 38525), (335, 29555), (575, 17219), (1285, 7705), (1541, 6425), (1675, 5911)]