87842027

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{2179}}^1$

素因数の和:2642

約数の個数: 16

約数和(自身を含む): 108407040

約数和(自身を除く): 20565013

約数列:

[1, 7, 13, 91, 443, 2179, 3101, 5759, 15253, 28327, 40313, 198289, 965297, 6757079, 12548861, 87842027]

約数ペア:

[(1, 87842027), (7, 12548861), (13, 6757079), (91, 965297), (443, 198289), (2179, 40313), (3101, 28327), (5759, 15253)]