28216335

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2609}}^1$

素因数の和:2727

約数の個数: 32

約数和(自身を含む): 52116480

約数和(自身を除く): 23900145

約数列:

[1, 3, 5, 7, 15, 21, 35, 103, 105, 309, 515, 721, 1545, 2163, 2609, 3605, 7827, 10815, 13045, 18263, 39135, 54789, 91315, 268727, 273945, 806181, 1343635, 1881089, 4030905, 5643267, 9405445, 28216335]

約数ペア:

[(1, 28216335), (3, 9405445), (5, 5643267), (7, 4030905), (15, 1881089), (21, 1343635), (35, 806181), (103, 273945), (105, 268727), (309, 91315), (515, 54789), (721, 39135), (1545, 18263), (2163, 13045), (2609, 10815), (3605, 7827)]