66620866

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{821}}^1\times {\mathrm{3121}}^1$

素因数の和:3957

約数の個数: 16

約数和(自身を含む): 107783928

約数和(自身を除く): 41163062

約数列:

[1, 2, 13, 26, 821, 1642, 3121, 6242, 10673, 21346, 40573, 81146, 2562341, 5124682, 33310433, 66620866]

約数ペア:

[(1, 66620866), (2, 33310433), (13, 5124682), (26, 2562341), (821, 81146), (1642, 40573), (3121, 21346), (6242, 10673)]