15945189

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{3121}}^1$

素因数の和:3268

約数の個数: 16

約数和(自身を含む): 23077824

約数和(自身を除く): 7132635

約数列:

[1, 3, 13, 39, 131, 393, 1703, 3121, 5109, 9363, 40573, 121719, 408851, 1226553, 5315063, 15945189]

約数ペア:

[(1, 15945189), (3, 5315063), (13, 1226553), (39, 408851), (131, 121719), (393, 40573), (1703, 9363), (3121, 5109)]