161851105

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{13757}}^1$

素因数の和:13956

約数の個数: 16

約数和(自身を含む): 210332304

約数和(自身を除く): 48481199

約数列:

[1, 5, 13, 65, 181, 905, 2353, 11765, 13757, 68785, 178841, 894205, 2490017, 12450085, 32370221, 161851105]

約数ペア:

[(1, 161851105), (5, 32370221), (13, 12450085), (65, 2490017), (181, 894205), (905, 178841), (2353, 68785), (11765, 13757)]