1266291

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:235

約数の個数: 24

約数和(自身を含む): 2009280

約数和(自身を除く): 742989

約数列:

[1, 3, 9, 13, 39, 79, 117, 137, 237, 411, 711, 1027, 1233, 1781, 3081, 5343, 9243, 10823, 16029, 32469, 97407, 140699, 422097, 1266291]

約数ペア:

[(1, 1266291), (3, 422097), (9, 140699), (13, 97407), (39, 32469), (79, 16029), (117, 10823), (137, 9243), (237, 5343), (411, 3081), (711, 1781), (1027, 1233)]