28358475

素因数分解:

$3^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{3671}}^1$

素因数の和:3787

約数の個数: 24

約数和(自身を含む): 47354112

約数和(自身を除く): 18995637

約数列:

[1, 3, 5, 15, 25, 75, 103, 309, 515, 1545, 2575, 3671, 7725, 11013, 18355, 55065, 91775, 275325, 378113, 1134339, 1890565, 5671695, 9452825, 28358475]

約数ペア:

[(1, 28358475), (3, 9452825), (5, 5671695), (15, 1890565), (25, 1134339), (75, 378113), (103, 275325), (309, 91775), (515, 55065), (1545, 18355), (2575, 11013), (3671, 7725)]