85981815

素因数分解:

$3^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{7103}}^1$

素因数の和:7383

約数の個数: 24

約数和(自身を含む): 149610240

約数和(自身を除く): 63628425

約数列:

[1, 3, 5, 9, 15, 45, 269, 807, 1345, 2421, 4035, 7103, 12105, 21309, 35515, 63927, 106545, 319635, 1910707, 5732121, 9553535, 17196363, 28660605, 85981815]

約数ペア:

[(1, 85981815), (3, 28660605), (5, 17196363), (9, 9553535), (15, 5732121), (45, 1910707), (269, 319635), (807, 106545), (1345, 63927), (2421, 35515), (4035, 21309), (7103, 12105)]