215683659

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{3253}}^1$

素因数の和:3451

約数の個数: 24

約数和(自身を含む): 319803120

約数和(自身を除く): 104119461

約数列:

[1, 3, 9, 53, 139, 159, 417, 477, 1251, 3253, 7367, 9759, 22101, 29277, 66303, 172409, 452167, 517227, 1356501, 1551681, 4069503, 23964851, 71894553, 215683659]

約数ペア:

[(1, 215683659), (3, 71894553), (9, 23964851), (53, 4069503), (139, 1551681), (159, 1356501), (417, 517227), (477, 452167), (1251, 172409), (3253, 66303), (7367, 29277), (9759, 22101)]