2187575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:203

約数の個数: 24

約数和(自身を含む): 2999808

約数和(自身を除く): 812233

約数列:

[1, 5, 13, 25, 53, 65, 127, 265, 325, 635, 689, 1325, 1651, 3175, 3445, 6731, 8255, 17225, 33655, 41275, 87503, 168275, 437515, 2187575]

約数ペア:

[(1, 2187575), (5, 437515), (13, 168275), (25, 87503), (53, 41275), (65, 33655), (127, 17225), (265, 8255), (325, 6731), (635, 3445), (689, 3175), (1325, 1651)]