28300275

素因数分解:

$3^2\times 5^2\times {\mathrm{73}}^1\times {\mathrm{1723}}^1$

素因数の和:1812

約数の個数: 36

約数和(自身を含む): 51413128

約数和(自身を除く): 23112853

約数列:

[1, 3, 5, 9, 15, 25, 45, 73, 75, 219, 225, 365, 657, 1095, 1723, 1825, 3285, 5169, 5475, 8615, 15507, 16425, 25845, 43075, 77535, 125779, 129225, 377337, 387675, 628895, 1132011, 1886685, 3144475, 5660055, 9433425, 28300275]

約数ペア:

[(1, 28300275), (3, 9433425), (5, 5660055), (9, 3144475), (15, 1886685), (25, 1132011), (45, 628895), (73, 387675), (75, 377337), (219, 129225), (225, 125779), (365, 77535), (657, 43075), (1095, 25845), (1723, 16425), (1825, 15507), (3285, 8615), (5169, 5475)]