28642965

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{11299}}^1$

素因数の和:11333

約数の個数: 24

約数和(自身を含む): 49629600

約数和(自身を除く): 20986635

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 507, 845, 2535, 11299, 33897, 56495, 146887, 169485, 440661, 734435, 1909531, 2203305, 5728593, 9547655, 28642965]

約数ペア:

[(1, 28642965), (3, 9547655), (5, 5728593), (13, 2203305), (15, 1909531), (39, 734435), (65, 440661), (169, 169485), (195, 146887), (507, 56495), (845, 33897), (2535, 11299)]