12156620217

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1319}}^1\times {\mathrm{4261}}^1$

素因数の和:5693

約数の個数: 32

約数和(自身を含む): 18722795520

約数和(自身を除く): 6566175303

約数列:

[1, 3, 7, 21, 103, 309, 721, 1319, 2163, 3957, 4261, 9233, 12783, 27699, 29827, 89481, 135857, 407571, 438883, 950999, 1316649, 2852997, 3072181, 5620259, 9216543, 16860777, 39341813, 118025439, 578886677, 1736660031, 4052206739, 12156620217]

約数ペア:

[(1, 12156620217), (3, 4052206739), (7, 1736660031), (21, 578886677), (103, 118025439), (309, 39341813), (721, 16860777), (1319, 9216543), (2163, 5620259), (3957, 3072181), (4261, 2852997), (9233, 1316649), (12783, 950999), (27699, 438883), (29827, 407571), (89481, 135857)]