28730475

素因数分解:

$3^2\times 5^2\times {\mathrm{127691}}^1$

素因数の和:127707

約数の個数: 18

約数和(自身を含む): 51459876

約数和(自身を除く): 22729401

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 127691, 383073, 638455, 1149219, 1915365, 3192275, 5746095, 9576825, 28730475]

約数ペア:

[(1, 28730475), (3, 9576825), (5, 5746095), (9, 3192275), (15, 1915365), (25, 1149219), (45, 638455), (75, 383073), (225, 127691)]