8987265

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{277}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 18041088

約数和(自身を除く): 9053823

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 103, 105, 277, 309, 315, 515, 721, 831, 927, 1385, 1545, 1939, 2163, 2493, 3605, 4155, 4635, 5817, 6489, 9695, 10815, 12465, 17451, 28531, 29085, 32445, 85593, 87255, 142655, 199717, 256779, 427965, 599151, 998585, 1283895, 1797453, 2995755, 8987265]

約数ペア:

[(1, 8987265), (3, 2995755), (5, 1797453), (7, 1283895), (9, 998585), (15, 599151), (21, 427965), (35, 256779), (45, 199717), (63, 142655), (103, 87255), (105, 85593), (277, 32445), (309, 29085), (315, 28531), (515, 17451), (721, 12465), (831, 10815), (927, 9695), (1385, 6489), (1545, 5817), (1939, 4635), (2163, 4155), (2493, 3605)]