85940071

素因数分解:

$7^2\times {\mathrm{79}}^1\times {\mathrm{149}}^2$

素因数の和:391

約数の個数: 18

約数和(自身を含む): 101920560

約数和(自身を除く): 15980489

約数列:

[1, 7, 49, 79, 149, 553, 1043, 3871, 7301, 11771, 22201, 82397, 155407, 576779, 1087849, 1753879, 12277153, 85940071]

約数ペア:

[(1, 85940071), (7, 12277153), (49, 1753879), (79, 1087849), (149, 576779), (553, 155407), (1043, 82397), (3871, 22201), (7301, 11771)]