15883881

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{3109}}^1$

素因数の和:3256

約数の個数: 16

約数和(自身を含む): 22989120

約数和(自身を除く): 7105239

約数列:

[1, 3, 13, 39, 131, 393, 1703, 3109, 5109, 9327, 40417, 121251, 407279, 1221837, 5294627, 15883881]

約数ペア:

[(1, 15883881), (3, 5294627), (13, 1221837), (39, 407279), (131, 121251), (393, 40417), (1703, 9327), (3109, 5109)]