7128927

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:184

約数の個数: 36

約数和(自身を含む): 11514360

約数和(自身を除く): 4385433

約数列:

[1, 3, 9, 13, 39, 43, 109, 117, 129, 169, 327, 387, 507, 559, 981, 1417, 1521, 1677, 4251, 4687, 5031, 7267, 12753, 14061, 18421, 21801, 42183, 55263, 60931, 65403, 165789, 182793, 548379, 792103, 2376309, 7128927]

約数ペア:

[(1, 7128927), (3, 2376309), (9, 792103), (13, 548379), (39, 182793), (43, 165789), (109, 65403), (117, 60931), (129, 55263), (169, 42183), (327, 21801), (387, 18421), (507, 14061), (559, 12753), (981, 7267), (1417, 5031), (1521, 4687), (1677, 4251)]