80420977

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{241}}^1$

素因数の和:473

約数の個数: 32

約数和(自身を含む): 105163520

約数和(自身を除く): 24742543

約数列:

[1, 7, 13, 19, 91, 133, 193, 241, 247, 1351, 1687, 1729, 2509, 3133, 3667, 4579, 17563, 21931, 25669, 32053, 46513, 47671, 59527, 325591, 333697, 416689, 604669, 883747, 4232683, 6186229, 11488711, 80420977]

約数ペア:

[(1, 80420977), (7, 11488711), (13, 6186229), (19, 4232683), (91, 883747), (133, 604669), (193, 416689), (241, 333697), (247, 325591), (1351, 59527), (1687, 47671), (1729, 46513), (2509, 32053), (3133, 25669), (3667, 21931), (4579, 17563)]