6621405

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3319}}^1$

素因数の和:3353

約数の個数: 32

約数和(自身を含む): 12748800

約数和(自身を除く): 6127395

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 3319, 9957, 16595, 23233, 49785, 63061, 69699, 116165, 189183, 315305, 348495, 441427, 945915, 1324281, 2207135, 6621405]

約数ペア:

[(1, 6621405), (3, 2207135), (5, 1324281), (7, 945915), (15, 441427), (19, 348495), (21, 315305), (35, 189183), (57, 116165), (95, 69699), (105, 63061), (133, 49785), (285, 23233), (399, 16595), (665, 9957), (1995, 3319)]