71325051

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1\times {\mathrm{311}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 111341568

約数和(自身を除く): 40016517

約数列:

[1, 3, 7, 21, 67, 163, 201, 311, 469, 489, 933, 1141, 1407, 2177, 3423, 6531, 10921, 20837, 32763, 50693, 62511, 76447, 145859, 152079, 229341, 354851, 437577, 1064553, 3396431, 10189293, 23775017, 71325051]

約数ペア:

[(1, 71325051), (3, 23775017), (7, 10189293), (21, 3396431), (67, 1064553), (163, 437577), (201, 354851), (311, 229341), (469, 152079), (489, 145859), (933, 76447), (1141, 62511), (1407, 50693), (2177, 32763), (3423, 20837), (6531, 10921)]