123191231

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{577}}^1\times {\mathrm{661}}^1$

素因数の和:1274

約数の個数: 16

約数和(自身を含む): 137748960

約数和(自身を除く): 14557729

約数列:

[1, 17, 19, 323, 577, 661, 9809, 10963, 11237, 12559, 186371, 213503, 381397, 6483749, 7246543, 123191231]

約数ペア:

[(1, 123191231), (17, 7246543), (19, 6483749), (323, 381397), (577, 213503), (661, 186371), (9809, 12559), (10963, 11237)]