123678413433

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{209767}}^1$

素因数の和:210059

約数の個数: 40

約数和(自身を含む): 191887375680

約数和(自身を除く): 68208962247

約数列:

[1, 3, 9, 27, 29, 81, 87, 251, 261, 753, 783, 2259, 2349, 6777, 7279, 20331, 21837, 65511, 196533, 209767, 589599, 629301, 1887903, 5663709, 6083243, 16991127, 18249729, 52651517, 54749187, 157954551, 164247561, 473863653, 492742683, 1421590959, 1526893993, 4264772877, 4580681979, 13742045937, 41226137811, 123678413433]

約数ペア:

[(1, 123678413433), (3, 41226137811), (9, 13742045937), (27, 4580681979), (29, 4264772877), (81, 1526893993), (87, 1421590959), (251, 492742683), (261, 473863653), (753, 164247561), (783, 157954551), (2259, 54749187), (2349, 52651517), (6777, 18249729), (7279, 16991127), (20331, 6083243), (21837, 5663709), (65511, 1887903), (196533, 629301), (209767, 589599)]