28660005

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{57899}}^1$

素因数の和:57921

約数の個数: 24

約数和(自身を含む): 54194400

約数和(自身を除く): 25534395

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 57899, 173697, 289495, 521091, 636889, 868485, 1910667, 2605455, 3184445, 5732001, 9553335, 28660005]

約数ペア:

[(1, 28660005), (3, 9553335), (5, 5732001), (9, 3184445), (11, 2605455), (15, 1910667), (33, 868485), (45, 636889), (55, 521091), (99, 289495), (165, 173697), (495, 57899)]