28225175

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{521}}^1$

素因数の和:739

約数の個数: 24

約数和(自身を含む): 38448432

約数和(自身を除く): 10223257

約数列:

[1, 5, 11, 25, 55, 197, 275, 521, 985, 2167, 2605, 4925, 5731, 10835, 13025, 28655, 54175, 102637, 143275, 513185, 1129007, 2565925, 5645035, 28225175]

約数ペア:

[(1, 28225175), (5, 5645035), (11, 2565925), (25, 1129007), (55, 513185), (197, 143275), (275, 102637), (521, 54175), (985, 28655), (2167, 13025), (2605, 10835), (4925, 5731)]