28532775

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{20023}}^1$

素因数の和:20055

約数の個数: 24

約数和(自身を含む): 49659520

約数和(自身を除く): 21126745

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 285, 475, 1425, 20023, 60069, 100115, 300345, 380437, 500575, 1141311, 1501725, 1902185, 5706555, 9510925, 28532775]

約数ペア:

[(1, 28532775), (3, 9510925), (5, 5706555), (15, 1902185), (19, 1501725), (25, 1141311), (57, 500575), (75, 380437), (95, 300345), (285, 100115), (475, 60069), (1425, 20023)]