71561564

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{2677}}^1$

素因数の和:2885

約数の個数: 24

約数和(自身を含む): 129122448

約数和(自身を除く): 57560884

約数列:

[1, 2, 4, 41, 82, 163, 164, 326, 652, 2677, 5354, 6683, 10708, 13366, 26732, 109757, 219514, 436351, 439028, 872702, 1745404, 17890391, 35780782, 71561564]

約数ペア:

[(1, 71561564), (2, 35780782), (4, 17890391), (41, 1745404), (82, 872702), (163, 439028), (164, 436351), (326, 219514), (652, 109757), (2677, 26732), (5354, 13366), (6683, 10708)]