131787397

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{499}}^1\times {\mathrm{1301}}^1$

素因数の和:1836

約数の個数: 16

約数和(自身を含む): 156240000

約数和(自身を除く): 24452603

約数列:

[1, 7, 29, 203, 499, 1301, 3493, 9107, 14471, 37729, 101297, 264103, 649199, 4544393, 18826771, 131787397]

約数ペア:

[(1, 131787397), (7, 18826771), (29, 4544393), (203, 649199), (499, 264103), (1301, 101297), (3493, 37729), (9107, 14471)]