397881841

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1\times {\mathrm{3767}}^1$

素因数の和:4044

約数の個数: 16

約数和(自身を含む): 463011840

約数和(自身を除く): 65129999

約数列:

[1, 7, 79, 191, 553, 1337, 3767, 15089, 26369, 105623, 297593, 719497, 2083151, 5036479, 56840263, 397881841]

約数ペア:

[(1, 397881841), (7, 56840263), (79, 5036479), (191, 2083151), (553, 719497), (1337, 297593), (3767, 105623), (15089, 26369)]