291225838

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{431}}^1\times {\mathrm{2579}}^1$

素因数の和:3143

約数の個数: 16

約数和(自身を含む): 441365760

約数和(自身を除く): 150139922

約数列:

[1, 2, 131, 262, 431, 862, 2579, 5158, 56461, 112922, 337849, 675698, 1111549, 2223098, 145612919, 291225838]

約数ペア:

[(1, 291225838), (2, 145612919), (131, 2223098), (262, 1111549), (431, 675698), (862, 337849), (2579, 112922), (5158, 56461)]