251654828

素因数分解:

$2^2\times {\mathrm{557}}^1\times {\mathrm{112951}}^1$

素因数の和:113512

約数の個数: 12

約数和(自身を含む): 441190512

約数和(自身を除く): 189535684

約数列:

[1, 2, 4, 557, 1114, 2228, 112951, 225902, 451804, 62913707, 125827414, 251654828]

約数ペア:

[(1, 251654828), (2, 125827414), (4, 62913707), (557, 451804), (1114, 225902), (2228, 112951)]