289384912

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{115201}}^1$

素因数の和:115366

約数の個数: 20

約数和(自身を含む): 564259396

約数和(自身を除く): 274874484

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 115201, 230402, 460804, 921608, 1843216, 18086557, 36173114, 72346228, 144692456, 289384912]

約数ペア:

[(1, 289384912), (2, 144692456), (4, 72346228), (8, 36173114), (16, 18086557), (157, 1843216), (314, 921608), (628, 460804), (1256, 230402), (2512, 115201)]