28745505

素因数分解:

$3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{5653}}^1$

素因数の和:5777

約数の個数: 24

約数和(自身を含む): 50275368

約数和(自身を除く): 21529863

約数列:

[1, 3, 5, 9, 15, 45, 113, 339, 565, 1017, 1695, 5085, 5653, 16959, 28265, 50877, 84795, 254385, 638789, 1916367, 3193945, 5749101, 9581835, 28745505]

約数ペア:

[(1, 28745505), (3, 9581835), (5, 5749101), (9, 3193945), (15, 1916367), (45, 638789), (113, 254385), (339, 84795), (565, 50877), (1017, 28265), (1695, 16959), (5085, 5653)]