121227175

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{419}}^1$

素因数の和:663

約数の個数: 24

約数和(自身を含む): 153740160

約数和(自身を除く): 32512985

約数列:

[1, 5, 25, 71, 163, 355, 419, 815, 1775, 2095, 4075, 10475, 11573, 29749, 57865, 68297, 148745, 289325, 341485, 743725, 1707425, 4849087, 24245435, 121227175]

約数ペア:

[(1, 121227175), (5, 24245435), (25, 4849087), (71, 1707425), (163, 743725), (355, 341485), (419, 289325), (815, 148745), (1775, 68297), (2095, 57865), (4075, 29749), (10475, 11573)]