15420665

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1811}}^1$

素因数の和:1960

約数の個数: 16

約数和(自身を含む): 20091456

約数和(自身を除く): 4670791

約数列:

[1, 5, 13, 65, 131, 655, 1703, 1811, 8515, 9055, 23543, 117715, 237241, 1186205, 3084133, 15420665]

約数ペア:

[(1, 15420665), (5, 3084133), (13, 1186205), (65, 237241), (131, 117715), (655, 23543), (1703, 9055), (1811, 8515)]