27998984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{269221}}^1$

素因数の和:269240

約数の個数: 16

約数和(自身を含む): 56536620

約数和(自身を除く): 28537636

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 269221, 538442, 1076884, 2153768, 3499873, 6999746, 13999492, 27998984]

約数ペア:

[(1, 27998984), (2, 13999492), (4, 6999746), (8, 3499873), (13, 2153768), (26, 1076884), (52, 538442), (104, 269221)]