2639475

素因数分解:

$3^2\times 5^2\times {\mathrm{11731}}^1$

素因数の和:11747

約数の個数: 18

約数和(自身を含む): 4727996

約数和(自身を除く): 2088521

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 11731, 35193, 58655, 105579, 175965, 293275, 527895, 879825, 2639475]

約数ペア:

[(1, 2639475), (3, 879825), (5, 527895), (9, 293275), (15, 175965), (25, 105579), (45, 58655), (75, 35193), (225, 11731)]