259894467

素因数分解:

$3^3\times 7^1\times {\mathrm{1375103}}^1$

素因数の和:1375119

約数の個数: 16

約数和(自身を含む): 440033280

約数和(自身を除く): 180138813

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1375103, 4125309, 9625721, 12375927, 28877163, 37127781, 86631489, 259894467]

約数ペア:

[(1, 259894467), (3, 86631489), (7, 37127781), (9, 28877163), (21, 12375927), (27, 9625721), (63, 4125309), (189, 1375103)]