28665675

素因数分解:

$3^2\times 5^2\times {\mathrm{127403}}^1$

素因数の和:127419

約数の個数: 18

約数和(自身を含む): 51343812

約数和(自身を除く): 22678137

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 127403, 382209, 637015, 1146627, 1911045, 3185075, 5733135, 9555225, 28665675]

約数ペア:

[(1, 28665675), (3, 9555225), (5, 5733135), (9, 3185075), (15, 1911045), (25, 1146627), (45, 637015), (75, 382209), (225, 127403)]