2120525

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{701}}^1$

素因数の和:733

約数の個数: 18

約数和(自身を含む): 2894346

約数和(自身を除く): 773821

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 701, 3025, 3505, 7711, 17525, 38555, 84821, 192775, 424105, 2120525]

約数ペア:

[(1, 2120525), (5, 424105), (11, 192775), (25, 84821), (55, 38555), (121, 17525), (275, 7711), (605, 3505), (701, 3025)]