28357065

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{57287}}^1$

素因数の和:57309

約数の個数: 24

約数和(自身を含む): 53621568

約数和(自身を除く): 25264503

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 57287, 171861, 286435, 515583, 630157, 859305, 1890471, 2577915, 3150785, 5671413, 9452355, 28357065]

約数ペア:

[(1, 28357065), (3, 9452355), (5, 5671413), (9, 3150785), (11, 2577915), (15, 1890471), (33, 859305), (45, 630157), (55, 515583), (99, 286435), (165, 171861), (495, 57287)]