1885257

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:293

約数の個数: 24

約数和(自身を含む): 3013920

約数和(自身を除く): 1128663

約数列:

[1, 3, 9, 11, 33, 99, 137, 139, 411, 417, 1233, 1251, 1507, 1529, 4521, 4587, 13563, 13761, 19043, 57129, 171387, 209473, 628419, 1885257]

約数ペア:

[(1, 1885257), (3, 628419), (9, 209473), (11, 171387), (33, 57129), (99, 19043), (137, 13761), (139, 13563), (411, 4587), (417, 4521), (1233, 1529), (1251, 1507)]