26357409

素因数分解:

$3^2\times {\mathrm{13}}^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:119

約数の個数: 48

約数和(自身を含む): 43563520

約数和(自身を除く): 17206111

約数列:

[1, 3, 9, 13, 31, 39, 43, 93, 117, 129, 169, 279, 387, 403, 507, 559, 1209, 1333, 1521, 1677, 2197, 3627, 3999, 5031, 5239, 6591, 7267, 11997, 15717, 17329, 19773, 21801, 47151, 51987, 65403, 68107, 94471, 155961, 204321, 225277, 283413, 612963, 675831, 850239, 2027493, 2928601, 8785803, 26357409]

約数ペア:

[(1, 26357409), (3, 8785803), (9, 2928601), (13, 2027493), (31, 850239), (39, 675831), (43, 612963), (93, 283413), (117, 225277), (129, 204321), (169, 155961), (279, 94471), (387, 68107), (403, 65403), (507, 51987), (559, 47151), (1209, 21801), (1333, 19773), (1521, 17329), (1677, 15717), (2197, 11997), (3627, 7267), (3999, 6591), (5031, 5239)]