28487475

素因数分解:

$3^2\times 5^2\times {\mathrm{126611}}^1$

素因数の和:126627

約数の個数: 18

約数和(自身を含む): 51024636

約数和(自身を除く): 22537161

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 126611, 379833, 633055, 1139499, 1899165, 3165275, 5697495, 9495825, 28487475]

約数ペア:

[(1, 28487475), (3, 9495825), (5, 5697495), (9, 3165275), (15, 1899165), (25, 1139499), (45, 633055), (75, 379833), (225, 126611)]