221781937

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{241}}^1\times {\mathrm{2441}}^1$

素因数の和:2724

約数の個数: 16

約数和(自身を含む): 248204880

約数和(自身を除く): 26422943

約数列:

[1, 13, 29, 241, 377, 2441, 3133, 6989, 31733, 70789, 90857, 588281, 920257, 7647653, 17060149, 221781937]

約数ペア:

[(1, 221781937), (13, 17060149), (29, 7647653), (241, 920257), (377, 588281), (2441, 90857), (3133, 70789), (6989, 31733)]