28928914

素因数分解:

$2^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{1811}}^1$

素因数の和:1990

約数の個数: 24

約数和(自身を含む): 50815728

約数和(自身を除く): 21886814

約数列:

[1, 2, 7, 14, 49, 98, 163, 326, 1141, 1811, 2282, 3622, 7987, 12677, 15974, 25354, 88739, 177478, 295193, 590386, 2066351, 4132702, 14464457, 28928914]

約数ペア:

[(1, 28928914), (2, 14464457), (7, 4132702), (14, 2066351), (49, 590386), (98, 295193), (163, 177478), (326, 88739), (1141, 25354), (1811, 15974), (2282, 12677), (3622, 7987)]