15117138025

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{4997401}}^1$

素因数の和:4997433

約数の個数: 18

約数和(自身を含む): 20604288446

約数和(自身を除く): 5487150421

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 4997401, 24987005, 54971411, 124935025, 274857055, 604685521, 1374285275, 3023427605, 15117138025]

約数ペア:

[(1, 15117138025), (5, 3023427605), (11, 1374285275), (25, 604685521), (55, 274857055), (121, 124935025), (275, 54971411), (605, 24987005), (3025, 4997401)]