3990735

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:165

約数の個数: 64

約数和(自身を含む): 8386560

約数和(自身を除く): 4395825

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 41, 45, 63, 103, 105, 123, 135, 189, 205, 287, 309, 315, 369, 515, 615, 721, 861, 927, 945, 1107, 1435, 1545, 1845, 2163, 2583, 2781, 3605, 4223, 4305, 4635, 5535, 6489, 7749, 10815, 12669, 12915, 13905, 19467, 21115, 29561, 32445, 38007, 38745, 63345, 88683, 97335, 114021, 147805, 190035, 266049, 443415, 570105, 798147, 1330245, 3990735]

約数ペア:

[(1, 3990735), (3, 1330245), (5, 798147), (7, 570105), (9, 443415), (15, 266049), (21, 190035), (27, 147805), (35, 114021), (41, 97335), (45, 88683), (63, 63345), (103, 38745), (105, 38007), (123, 32445), (135, 29561), (189, 21115), (205, 19467), (287, 13905), (309, 12915), (315, 12669), (369, 10815), (515, 7749), (615, 6489), (721, 5535), (861, 4635), (927, 4305), (945, 4223), (1107, 3605), (1435, 2781), (1545, 2583), (1845, 2163)]