125721617

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{1931}}^1$

素因数の和:2140

約数の個数: 16

約数和(自身を含む): 146893824

約数和(自身を除く): 21172207

約数列:

[1, 7, 71, 131, 497, 917, 1931, 9301, 13517, 65107, 137101, 252961, 959707, 1770727, 17960231, 125721617]

約数ペア:

[(1, 125721617), (7, 17960231), (71, 1770727), (131, 959707), (497, 252961), (917, 137101), (1931, 65107), (9301, 13517)]