71720954

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1\times {\mathrm{1721}}^1$

素因数の和:2101

約数の個数: 16

約数和(自身を含む): 109601856

約数和(自身を除く): 37880902

約数列:

[1, 2, 67, 134, 311, 622, 1721, 3442, 20837, 41674, 115307, 230614, 535231, 1070462, 35860477, 71720954]

約数ペア:

[(1, 71720954), (2, 35860477), (67, 1070462), (134, 535231), (311, 230614), (622, 115307), (1721, 41674), (3442, 20837)]