3397639

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:250

約数の個数: 16

約数和(自身を含む): 4037440

約数和(自身を除く): 639801

約数列:

[1, 7, 61, 73, 109, 427, 511, 763, 4453, 6649, 7957, 31171, 46543, 55699, 485377, 3397639]

約数ペア:

[(1, 3397639), (7, 485377), (61, 55699), (73, 46543), (109, 31171), (427, 7957), (511, 6649), (763, 4453)]