26901427

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{251}}^2$

素因数の和:570

約数の個数: 12

約数和(自身を含む): 31373488

約数和(自身を除く): 4472061

約数列:

[1, 7, 61, 251, 427, 1757, 15311, 63001, 107177, 441007, 3843061, 26901427]

約数ペア:

[(1, 26901427), (7, 3843061), (61, 441007), (251, 107177), (427, 63001), (1757, 15311)]