28951490

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{26561}}^1$

素因数の和:26677

約数の個数: 16

約数和(自身を含む): 52592760

約数和(自身を除く): 23641270

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 26561, 53122, 132805, 265610, 2895149, 5790298, 14475745, 28951490]

約数ペア:

[(1, 28951490), (2, 14475745), (5, 5790298), (10, 2895149), (109, 265610), (218, 132805), (545, 53122), (1090, 26561)]