31186137

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1\times {\mathrm{457}}^1$

素因数の和:549

約数の個数: 24

約数和(自身を含む): 44576224

約数和(自身を除く): 13390087

約数列:

[1, 3, 23, 43, 69, 129, 457, 529, 989, 1371, 1587, 2967, 10511, 19651, 22747, 31533, 58953, 68241, 241753, 451973, 725259, 1355919, 10395379, 31186137]

約数ペア:

[(1, 31186137), (3, 10395379), (23, 1355919), (43, 725259), (69, 451973), (129, 241753), (457, 68241), (529, 58953), (989, 31533), (1371, 22747), (1587, 19651), (2967, 10511)]