128512456

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{553933}}^1$

素因数の和:553968

約数の個数: 16

約数和(自身を含む): 249270300

約数和(自身を除く): 120757844

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 553933, 1107866, 2215732, 4431464, 16064057, 32128114, 64256228, 128512456]

約数ペア:

[(1, 128512456), (2, 64256228), (4, 32128114), (8, 16064057), (29, 4431464), (58, 2215732), (116, 1107866), (232, 553933)]