28253238

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{362221}}^1$

素因数の和:362239

約数の個数: 16

約数和(自身を含む): 60853296

約数和(自身を除く): 32600058

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 362221, 724442, 1086663, 2173326, 4708873, 9417746, 14126619, 28253238]

約数ペア:

[(1, 28253238), (2, 14126619), (3, 9417746), (6, 4708873), (13, 2173326), (26, 1086663), (39, 724442), (78, 362221)]