81292705

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{9547}}^1$

素因数の和:9696

約数の個数: 16

約数和(自身を含む): 105868224

約数和(自身を除く): 24575519

約数列:

[1, 5, 13, 65, 131, 655, 1703, 8515, 9547, 47735, 124111, 620555, 1250657, 6253285, 16258541, 81292705]

約数ペア:

[(1, 81292705), (5, 16258541), (13, 6253285), (65, 1250657), (131, 620555), (655, 124111), (1703, 47735), (8515, 9547)]