28450845

素因数分解:

$3^4\times 5^1\times {\mathrm{70249}}^1$

素因数の和:70266

約数の個数: 20

約数和(自身を含む): 51001500

約数和(自身を除く): 22550655

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 70249, 210747, 351245, 632241, 1053735, 1896723, 3161205, 5690169, 9483615, 28450845]

約数ペア:

[(1, 28450845), (3, 9483615), (5, 5690169), (9, 3161205), (15, 1896723), (27, 1053735), (45, 632241), (81, 351245), (135, 210747), (405, 70249)]