68717524

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{397}}^2$

素因数の和:907

約数の個数: 18

約数和(自身を含む): 121665390

約数和(自身を除く): 52947866

約数列:

[1, 2, 4, 109, 218, 397, 436, 794, 1588, 43273, 86546, 157609, 173092, 315218, 630436, 17179381, 34358762, 68717524]

約数ペア:

[(1, 68717524), (2, 34358762), (4, 17179381), (109, 630436), (218, 315218), (397, 173092), (436, 157609), (794, 86546), (1588, 43273)]