29878849

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1571}}^1$

素因数の和:1621

約数の個数: 32

約数和(自身を含む): 42255360

約数和(自身を除く): 12376511

約数列:

[1, 7, 11, 13, 19, 77, 91, 133, 143, 209, 247, 1001, 1463, 1571, 1729, 2717, 10997, 17281, 19019, 20423, 29849, 120967, 142961, 208943, 224653, 328339, 388037, 1572571, 2298373, 2716259, 4268407, 29878849]

約数ペア:

[(1, 29878849), (7, 4268407), (11, 2716259), (13, 2298373), (19, 1572571), (77, 388037), (91, 328339), (133, 224653), (143, 208943), (209, 142961), (247, 120967), (1001, 29849), (1463, 20423), (1571, 19019), (1729, 17281), (2717, 10997)]