255760868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{13807}}^1$

素因数の和:14243

約数の個数: 24

約数和(自身を含む): 489465984

約数和(自身を除く): 233705116

約数列:

[1, 2, 4, 11, 22, 44, 421, 842, 1684, 4631, 9262, 13807, 18524, 27614, 55228, 151877, 303754, 607508, 5812747, 11625494, 23250988, 63940217, 127880434, 255760868]

約数ペア:

[(1, 255760868), (2, 127880434), (4, 63940217), (11, 23250988), (22, 11625494), (44, 5812747), (421, 607508), (842, 303754), (1684, 151877), (4631, 55228), (9262, 27614), (13807, 18524)]