31406769

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{881}}^1$

素因数の和:1137

約数の個数: 24

約数和(自身を含む): 48294792

約数和(自身を除く): 16888023

約数列:

[1, 3, 9, 17, 51, 153, 233, 699, 881, 2097, 2643, 3961, 7929, 11883, 14977, 35649, 44931, 134793, 205273, 615819, 1847457, 3489641, 10468923, 31406769]

約数ペア:

[(1, 31406769), (3, 10468923), (9, 3489641), (17, 1847457), (51, 615819), (153, 205273), (233, 134793), (699, 44931), (881, 35649), (2097, 14977), (2643, 11883), (3961, 7929)]