28485490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{258959}}^1$

素因数の和:258977

約数の個数: 16

約数和(自身を含む): 55935360

約数和(自身を除く): 27449870

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 258959, 517918, 1294795, 2589590, 2848549, 5697098, 14242745, 28485490]

約数ペア:

[(1, 28485490), (2, 14242745), (5, 5697098), (10, 2848549), (11, 2589590), (22, 1294795), (55, 517918), (110, 258959)]