26902225

素因数分解:

$5^2\times 7^2\times {\mathrm{21961}}^1$

素因数の和:21985

約数の個数: 18

約数和(自身を含む): 38806854

約数和(自身を除く): 11904629

約数列:

[1, 5, 7, 25, 35, 49, 175, 245, 1225, 21961, 109805, 153727, 549025, 768635, 1076089, 3843175, 5380445, 26902225]

約数ペア:

[(1, 26902225), (5, 5380445), (7, 3843175), (25, 1076089), (35, 768635), (49, 549025), (175, 153727), (245, 109805), (1225, 21961)]