311389629

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{1087}}^1$

素因数の和:1285

約数の個数: 32

約数和(自身を含む): 454035456

約数和(自身を除く): 142645827

約数列:

[1, 3, 17, 41, 51, 123, 137, 411, 697, 1087, 2091, 2329, 3261, 5617, 6987, 16851, 18479, 44567, 55437, 95489, 133701, 148919, 286467, 446757, 757639, 2272917, 2531623, 6105679, 7594869, 18317037, 103796543, 311389629]

約数ペア:

[(1, 311389629), (3, 103796543), (17, 18317037), (41, 7594869), (51, 6105679), (123, 2531623), (137, 2272917), (411, 757639), (697, 446757), (1087, 286467), (2091, 148919), (2329, 133701), (3261, 95489), (5617, 55437), (6987, 44567), (16851, 18479)]