71804817

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{27799}}^1$

素因数の和:27853

約数の個数: 24

約数和(自身を含む): 121430400

約数和(自身を除く): 49625583

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 27799, 83397, 194593, 250191, 583779, 1139759, 1751337, 3419277, 7978313, 10257831, 23934939, 71804817]

約数ペア:

[(1, 71804817), (3, 23934939), (7, 10257831), (9, 7978313), (21, 3419277), (41, 1751337), (63, 1139759), (123, 583779), (287, 250191), (369, 194593), (861, 83397), (2583, 27799)]