645319922

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{57587}}^1$

素因数の和:58033

約数の個数: 16

約数和(自身を含む): 1044876672

約数和(自身を除く): 399556750

約数列:

[1, 2, 13, 26, 431, 862, 5603, 11206, 57587, 115174, 748631, 1497262, 24819997, 49639994, 322659961, 645319922]

約数ペア:

[(1, 645319922), (2, 322659961), (13, 49639994), (26, 24819997), (431, 1497262), (862, 748631), (5603, 115174), (11206, 57587)]