31295033

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21391}}^1$

素因数の和:21428

約数の個数: 16

約数和(自身を含む): 41072640

約数和(自身を除く): 9777607

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 21391, 149737, 235301, 406429, 1647107, 2845003, 4470719, 31295033]

約数ペア:

[(1, 31295033), (7, 4470719), (11, 2845003), (19, 1647107), (77, 406429), (133, 235301), (209, 149737), (1463, 21391)]