161455281

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{40193}}^1$

素因数の和:40312

約数の個数: 16

約数和(自身を含む): 234089856

約数和(自身を除く): 72634575

約数列:

[1, 3, 13, 39, 103, 309, 1339, 4017, 40193, 120579, 522509, 1567527, 4139879, 12419637, 53818427, 161455281]

約数ペア:

[(1, 161455281), (3, 53818427), (13, 12419637), (39, 4139879), (103, 1567527), (309, 522509), (1339, 120579), (4017, 40193)]