28117233

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{22157}}^1$

素因数の和:22213

約数の個数: 16

約数和(自身を含む): 42543360

約数和(自身を除く): 14426127

約数列:

[1, 3, 9, 27, 47, 141, 423, 1269, 22157, 66471, 199413, 598239, 1041379, 3124137, 9372411, 28117233]

約数ペア:

[(1, 28117233), (3, 9372411), (9, 3124137), (27, 1041379), (47, 598239), (141, 199413), (423, 66471), (1269, 22157)]