25971617

素因数分解:

$7^4\times {\mathrm{29}}^1\times {\mathrm{373}}^1$

素因数の和:430

約数の個数: 20

約数和(自身を含む): 31427220

約数和(自身を除く): 5455603

約数列:

[1, 7, 29, 49, 203, 343, 373, 1421, 2401, 2611, 9947, 10817, 18277, 69629, 75719, 127939, 530033, 895573, 3710231, 25971617]

約数ペア:

[(1, 25971617), (7, 3710231), (29, 895573), (49, 530033), (203, 127939), (343, 75719), (373, 69629), (1421, 18277), (2401, 10817), (2611, 9947)]