11131281

素因数分解:

$3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{587}}^1$

素因数の和:650

約数の個数: 36

約数和(自身を含む): 19171152

約数和(自身を除く): 8039871

約数列:

[1, 3, 7, 9, 21, 43, 49, 63, 129, 147, 301, 387, 441, 587, 903, 1761, 2107, 2709, 4109, 5283, 6321, 12327, 18963, 25241, 28763, 36981, 75723, 86289, 176687, 227169, 258867, 530061, 1236809, 1590183, 3710427, 11131281]

約数ペア:

[(1, 11131281), (3, 3710427), (7, 1590183), (9, 1236809), (21, 530061), (43, 258867), (49, 227169), (63, 176687), (129, 86289), (147, 75723), (301, 36981), (387, 28763), (441, 25241), (587, 18963), (903, 12327), (1761, 6321), (2107, 5283), (2709, 4109)]