625401

素因数分解:

$3^4\times 7^1\times {\mathrm{1103}}^1$

素因数の和:1122

約数の個数: 20

約数和(自身を含む): 1068672

約数和(自身を除く): 443271

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 1103, 3309, 7721, 9927, 23163, 29781, 69489, 89343, 208467, 625401]

約数ペア:

[(1, 625401), (3, 208467), (7, 89343), (9, 69489), (21, 29781), (27, 23163), (63, 9927), (81, 7721), (189, 3309), (567, 1103)]