68907716

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{4721}}^1$

素因数の和:4855

約数の個数: 24

約数和(自身を含む): 124944120

約数和(自身を除く): 56036404

約数列:

[1, 2, 4, 41, 82, 89, 164, 178, 356, 3649, 4721, 7298, 9442, 14596, 18884, 193561, 387122, 420169, 774244, 840338, 1680676, 17226929, 34453858, 68907716]

約数ペア:

[(1, 68907716), (2, 34453858), (4, 17226929), (41, 1680676), (82, 840338), (89, 774244), (164, 420169), (178, 387122), (356, 193561), (3649, 18884), (4721, 14596), (7298, 9442)]