77881401

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{2531}}^1$

素因数の和:2813

約数の個数: 24

約数和(自身を含む): 121657536

約数和(自身を除く): 43776135

約数列:

[1, 3, 9, 13, 39, 117, 263, 789, 2367, 2531, 3419, 7593, 10257, 22779, 30771, 32903, 98709, 296127, 665653, 1996959, 5990877, 8653489, 25960467, 77881401]

約数ペア:

[(1, 77881401), (3, 25960467), (9, 8653489), (13, 5990877), (39, 1996959), (117, 665653), (263, 296127), (789, 98709), (2367, 32903), (2531, 30771), (3419, 22779), (7593, 10257)]