1855362957

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{709}}^1\times {\mathrm{4297}}^1$

素因数の和:5045

約数の個数: 32

約数和(自身を含む): 2929516800

約数和(自身を除く): 1074153843

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 709, 2127, 4297, 4963, 12891, 14889, 20561, 30079, 61683, 90237, 124613, 143927, 373839, 431781, 872291, 2616873, 3046573, 9139719, 21326011, 63978033, 88350617, 265051851, 618454319, 1855362957]

約数ペア:

[(1, 1855362957), (3, 618454319), (7, 265051851), (21, 88350617), (29, 63978033), (87, 21326011), (203, 9139719), (609, 3046573), (709, 2616873), (2127, 872291), (4297, 431781), (4963, 373839), (12891, 143927), (14889, 124613), (20561, 90237), (30079, 61683)]