280147507216

素因数分解:

$2^4\times {\mathrm{3517}}^1\times {\mathrm{4978453}}^1$

素因数の和:4981978

約数の個数: 20

約数和(自身を含む): 542940236332

約数和(自身を除く): 262792729116

約数列:

[1, 2, 4, 8, 16, 3517, 7034, 14068, 28136, 56272, 4978453, 9956906, 19913812, 39827624, 79655248, 17509219201, 35018438402, 70036876804, 140073753608, 280147507216]

約数ペア:

[(1, 280147507216), (2, 140073753608), (4, 70036876804), (8, 35018438402), (16, 17509219201), (3517, 79655248), (7034, 39827624), (14068, 19913812), (28136, 9956906), (56272, 4978453)]