2390475731

素因数分解:

$7^3\times {\mathrm{1129}}^1\times {\mathrm{6173}}^1$

素因数の和:7323

約数の個数: 16

約数和(自身を含む): 2790648000

約数和(自身を除く): 400172269

約数列:

[1, 7, 49, 343, 1129, 6173, 7903, 43211, 55321, 302477, 387247, 2117339, 6969317, 48785219, 341496533, 2390475731]

約数ペア:

[(1, 2390475731), (7, 341496533), (49, 48785219), (343, 6969317), (1129, 2117339), (6173, 387247), (7903, 302477), (43211, 55321)]