12672205

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{27851}}^1$

素因数の和:27876

約数の個数: 16

約数和(自身を含む): 18716544

約数和(自身を除く): 6044339

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 27851, 139255, 194957, 362063, 974785, 1810315, 2534441, 12672205]

約数ペア:

[(1, 12672205), (5, 2534441), (7, 1810315), (13, 974785), (35, 362063), (65, 194957), (91, 139255), (455, 27851)]