68637751

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{839}}^1$

素因数の和:919

約数の個数: 32

約数和(自身を含む): 90316800

約数和(自身を除く): 21679049

約数列:

[1, 7, 13, 29, 31, 91, 203, 217, 377, 403, 839, 899, 2639, 2821, 5873, 6293, 10907, 11687, 24331, 26009, 76349, 81809, 170317, 182063, 316303, 338117, 754261, 2214121, 2366819, 5279827, 9805393, 68637751]

約数ペア:

[(1, 68637751), (7, 9805393), (13, 5279827), (29, 2366819), (31, 2214121), (91, 754261), (203, 338117), (217, 316303), (377, 182063), (403, 170317), (839, 81809), (899, 76349), (2639, 26009), (2821, 24331), (5873, 11687), (6293, 10907)]