71809556

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197279}}^1$

素因数の和:197303

約数の個数: 24

約数和(自身を含む): 154667520

約数和(自身を除く): 82857964

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 197279, 394558, 789116, 1380953, 2564627, 2761906, 5129254, 5523812, 10258508, 17952389, 35904778, 71809556]

約数ペア:

[(1, 71809556), (2, 35904778), (4, 17952389), (7, 10258508), (13, 5523812), (14, 5129254), (26, 2761906), (28, 2564627), (52, 1380953), (91, 789116), (182, 394558), (364, 197279)]