28515885

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{111827}}^1$

素因数の和:111852

約数の個数: 16

約数和(自身を含む): 48309696

約数和(自身を除く): 19793811

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 111827, 335481, 559135, 1677405, 1901059, 5703177, 9505295, 28515885]

約数ペア:

[(1, 28515885), (3, 9505295), (5, 5703177), (15, 1901059), (17, 1677405), (51, 559135), (85, 335481), (255, 111827)]