12891285

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8681}}^1$

素因数の和:8706

約数の個数: 32

約数和(自身を含む): 25004160

約数和(自身を除く): 12112875

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 297, 495, 1485, 8681, 26043, 43405, 78129, 95491, 130215, 234387, 286473, 390645, 477455, 859419, 1171935, 1432365, 2578257, 4297095, 12891285]

約数ペア:

[(1, 12891285), (3, 4297095), (5, 2578257), (9, 1432365), (11, 1171935), (15, 859419), (27, 477455), (33, 390645), (45, 286473), (55, 234387), (99, 130215), (135, 95491), (165, 78129), (297, 43405), (495, 26043), (1485, 8681)]