12998745

素因数分解:

$3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1319}}^1$

素因数の和:1406

約数の個数: 32

約数和(自身を含む): 23443200

約数和(自身を除く): 10444455

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 135, 219, 365, 657, 1095, 1319, 1971, 3285, 3957, 6595, 9855, 11871, 19785, 35613, 59355, 96287, 178065, 288861, 481435, 866583, 1444305, 2599749, 4332915, 12998745]

約数ペア:

[(1, 12998745), (3, 4332915), (5, 2599749), (9, 1444305), (15, 866583), (27, 481435), (45, 288861), (73, 178065), (135, 96287), (219, 59355), (365, 35613), (657, 19785), (1095, 11871), (1319, 9855), (1971, 6595), (3285, 3957)]