67687472

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{248851}}^1$

素因数の和:248876

約数の個数: 20

約数和(自身を含む): 138859416

約数和(自身を除く): 71171944

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 248851, 497702, 995404, 1990808, 3981616, 4230467, 8460934, 16921868, 33843736, 67687472]

約数ペア:

[(1, 67687472), (2, 33843736), (4, 16921868), (8, 8460934), (16, 4230467), (17, 3981616), (34, 1990808), (68, 995404), (136, 497702), (272, 248851)]