251019837

素因数分解:

$3^3\times {\mathrm{163}}^1\times {\mathrm{57037}}^1$

素因数の和:57209

約数の個数: 16

約数和(自身を含む): 374169280

約数和(自身を除く): 123149443

約数列:

[1, 3, 9, 27, 163, 489, 1467, 4401, 57037, 171111, 513333, 1539999, 9297031, 27891093, 83673279, 251019837]

約数ペア:

[(1, 251019837), (3, 83673279), (9, 27891093), (27, 9297031), (163, 1539999), (489, 513333), (1467, 171111), (4401, 57037)]