289329663

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{103591}}^1$

素因数の和:103627

約数の個数: 24

約数和(自身を含む): 472379520

約数和(自身を除く): 183049857

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 103591, 310773, 725137, 1968229, 2175411, 5075959, 5904687, 13777603, 15227877, 41332809, 96443221, 289329663]

約数ペア:

[(1, 289329663), (3, 96443221), (7, 41332809), (19, 15227877), (21, 13777603), (49, 5904687), (57, 5075959), (133, 2175411), (147, 1968229), (399, 725137), (931, 310773), (2793, 103591)]