312240123

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{2113}}^1$

素因数の和:2556

約数の個数: 32

約数和(自身を含む): 499580480

約数和(自身を除く): 187340357

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 421, 1263, 2113, 3789, 5473, 6339, 11367, 16419, 19017, 27469, 49257, 57051, 82407, 147771, 247221, 741663, 889573, 2668719, 8006157, 11564449, 24018471, 34693347, 104080041, 312240123]

約数ペア:

[(1, 312240123), (3, 104080041), (9, 34693347), (13, 24018471), (27, 11564449), (39, 8006157), (117, 2668719), (351, 889573), (421, 741663), (1263, 247221), (2113, 147771), (3789, 82407), (5473, 57051), (6339, 49257), (11367, 27469), (16419, 19017)]