289706879

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{977}}^1\times {\mathrm{3851}}^1$

素因数の和:4846

約数の個数: 16

約数和(自身を含む): 361656576

約数和(自身を除く): 71949697

約数列:

[1, 7, 11, 77, 977, 3851, 6839, 10747, 26957, 42361, 75229, 296527, 3762427, 26336989, 41386697, 289706879]

約数ペア:

[(1, 289706879), (7, 41386697), (11, 26336989), (77, 3762427), (977, 296527), (3851, 75229), (6839, 42361), (10747, 26957)]