28535895

素因数分解:

$3^4\times 5^1\times {\mathrm{70459}}^1$

素因数の和:70476

約数の個数: 20

約数和(自身を含む): 51153960

約数和(自身を除く): 22618065

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 70459, 211377, 352295, 634131, 1056885, 1902393, 3170655, 5707179, 9511965, 28535895]

約数ペア:

[(1, 28535895), (3, 9511965), (5, 5707179), (9, 3170655), (15, 1902393), (27, 1056885), (45, 634131), (81, 352295), (135, 211377), (405, 70459)]