131407388

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{151391}}^1$

素因数の和:151433

約数の個数: 24

約数和(自身を含む): 271294464

約数和(自身を除く): 139887076

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 151391, 302782, 605564, 1059737, 2119474, 4238948, 4693121, 9386242, 18772484, 32851847, 65703694, 131407388]

約数ペア:

[(1, 131407388), (2, 65703694), (4, 32851847), (7, 18772484), (14, 9386242), (28, 4693121), (31, 4238948), (62, 2119474), (124, 1059737), (217, 605564), (434, 302782), (868, 151391)]