256280914

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{12161}}^1$

素因数の和:12461

約数の個数: 16

約数和(自身を含む): 395362296

約数和(自身を除く): 139081382

約数列:

[1, 2, 41, 82, 257, 514, 10537, 12161, 21074, 24322, 498601, 997202, 3125377, 6250754, 128140457, 256280914]

約数ペア:

[(1, 256280914), (2, 128140457), (41, 6250754), (82, 3125377), (257, 997202), (514, 498601), (10537, 24322), (12161, 21074)]