4027401

素因数分解:

$3^4\times 7^1\times {\mathrm{7103}}^1$

素因数の和:7122

約数の個数: 20

約数和(自身を含む): 6876672

約数和(自身を除く): 2849271

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 7103, 21309, 49721, 63927, 149163, 191781, 447489, 575343, 1342467, 4027401]

約数ペア:

[(1, 4027401), (3, 1342467), (7, 575343), (9, 447489), (21, 191781), (27, 149163), (63, 63927), (81, 49721), (189, 21309), (567, 7103)]