2168355

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{193}}^1$

素因数の和:315

約数の個数: 32

約数和(自身を含む): 4022784

約数和(自身を除く): 1854429

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 107, 193, 321, 535, 579, 749, 965, 1351, 1605, 2247, 2895, 3745, 4053, 6755, 11235, 20265, 20651, 61953, 103255, 144557, 309765, 433671, 722785, 2168355]

約数ペア:

[(1, 2168355), (3, 722785), (5, 433671), (7, 309765), (15, 144557), (21, 103255), (35, 61953), (105, 20651), (107, 20265), (193, 11235), (321, 6755), (535, 4053), (579, 3745), (749, 2895), (965, 2247), (1351, 1605)]