68426393

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{421}}^1$

素因数の和:573

約数の個数: 24

約数和(自身を含む): 83130624

約数和(自身を除く): 14704231

約数列:

[1, 7, 31, 49, 107, 217, 421, 749, 1519, 2947, 3317, 5243, 13051, 20629, 23219, 45047, 91357, 162533, 315329, 639499, 1396457, 2207303, 9775199, 68426393]

約数ペア:

[(1, 68426393), (7, 9775199), (31, 2207303), (49, 1396457), (107, 639499), (217, 315329), (421, 162533), (749, 91357), (1519, 45047), (2947, 23219), (3317, 20629), (5243, 13051)]