222749721

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{419491}}^1$

素因数の和:419556

約数の個数: 12

約数和(自身を含む): 327203760

約数和(自身を除く): 104454039

約数列:

[1, 3, 9, 59, 177, 531, 419491, 1258473, 3775419, 24749969, 74249907, 222749721]

約数ペア:

[(1, 222749721), (3, 74249907), (9, 24749969), (59, 3775419), (177, 1258473), (531, 419491)]