2255421

素因数分解:

$3^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{229}}^1$

素因数の和:313

約数の個数: 24

約数和(自身を含む): 3565920

約数和(自身を除く): 1310499

約数列:

[1, 3, 7, 21, 49, 67, 147, 201, 229, 469, 687, 1407, 1603, 3283, 4809, 9849, 11221, 15343, 33663, 46029, 107401, 322203, 751807, 2255421]

約数ペア:

[(1, 2255421), (3, 751807), (7, 322203), (21, 107401), (49, 46029), (67, 33663), (147, 15343), (201, 11221), (229, 9849), (469, 4809), (687, 3283), (1407, 1603)]