2685189

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2221}}^1$

素因数の和:2268

約数の個数: 16

約数和(自身を含む): 3981824

約数和(自身を除く): 1296635

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 2221, 6663, 28873, 68851, 86619, 206553, 895063, 2685189]

約数ペア:

[(1, 2685189), (3, 895063), (13, 206553), (31, 86619), (39, 68851), (93, 28873), (403, 6663), (1209, 2221)]