31420487

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{2221}}^1$

素因数の和:2318

約数の個数: 16

約数和(自身を含む): 37542912

約数和(自身を除く): 6122425

約数列:

[1, 7, 43, 47, 301, 329, 2021, 2221, 14147, 15547, 95503, 104387, 668521, 730709, 4488641, 31420487]

約数ペア:

[(1, 31420487), (7, 4488641), (43, 730709), (47, 668521), (301, 104387), (329, 95503), (2021, 15547), (2221, 14147)]