15975025

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{5281}}^1$

素因数の和:5313

約数の個数: 18

約数和(自身を含む): 21777686

約数和(自身を除く): 5802661

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 5281, 26405, 58091, 132025, 290455, 639001, 1452275, 3195005, 15975025]

約数ペア:

[(1, 15975025), (5, 3195005), (11, 1452275), (25, 639001), (55, 290455), (121, 132025), (275, 58091), (605, 26405), (3025, 5281)]