7625421

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{2003}}^1$

素因数の和:2062

約数の個数: 20

約数和(自身を含む): 11639232

約数和(自身を除く): 4013811

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 2003, 3807, 6009, 18027, 54081, 94141, 162243, 282423, 847269, 2541807, 7625421]

約数ペア:

[(1, 7625421), (3, 2541807), (9, 847269), (27, 282423), (47, 162243), (81, 94141), (141, 54081), (423, 18027), (1269, 6009), (2003, 3807)]