1578681

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:253

約数の個数: 24

約数和(自身を含む): 2498496

約数和(自身を除く): 919815

約数列:

[1, 3, 9, 13, 39, 103, 117, 131, 309, 393, 927, 1179, 1339, 1703, 4017, 5109, 12051, 13493, 15327, 40479, 121437, 175409, 526227, 1578681]

約数ペア:

[(1, 1578681), (3, 526227), (9, 175409), (13, 121437), (39, 40479), (103, 15327), (117, 13493), (131, 12051), (309, 5109), (393, 4017), (927, 1703), (1179, 1339)]