168945985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{1249}}^1\times {\mathrm{2081}}^1$

素因数の和:3348

約数の個数: 16

約数和(自身を含む): 218610000

約数和(自身を除く): 49664015

約数列:

[1, 5, 13, 65, 1249, 2081, 6245, 10405, 16237, 27053, 81185, 135265, 2599169, 12995845, 33789197, 168945985]

約数ペア:

[(1, 168945985), (5, 33789197), (13, 12995845), (65, 2599169), (1249, 135265), (2081, 81185), (6245, 27053), (10405, 16237)]