12840465

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1319}}^1$

素因数の和:1397

約数の個数: 32

約数和(自身を含む): 22809600

約数和(自身を除く): 9969135

約数列:

[1, 3, 5, 11, 15, 33, 55, 59, 165, 177, 295, 649, 885, 1319, 1947, 3245, 3957, 6595, 9735, 14509, 19785, 43527, 72545, 77821, 217635, 233463, 389105, 856031, 1167315, 2568093, 4280155, 12840465]

約数ペア:

[(1, 12840465), (3, 4280155), (5, 2568093), (11, 1167315), (15, 856031), (33, 389105), (55, 233463), (59, 217635), (165, 77821), (177, 72545), (295, 43527), (649, 19785), (885, 14509), (1319, 9735), (1947, 6595), (3245, 3957)]