81338894

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{4339}}^1$

素因数の和:4464

約数の個数: 32

約数和(自身を含む): 151656960

約数和(自身を除く): 70318066

約数列:

[1, 2, 7, 13, 14, 26, 91, 103, 182, 206, 721, 1339, 1442, 2678, 4339, 8678, 9373, 18746, 30373, 56407, 60746, 112814, 394849, 446917, 789698, 893834, 3128419, 5809921, 6256838, 11619842, 40669447, 81338894]

約数ペア:

[(1, 81338894), (2, 40669447), (7, 11619842), (13, 6256838), (14, 5809921), (26, 3128419), (91, 893834), (103, 789698), (182, 446917), (206, 394849), (721, 112814), (1339, 60746), (1442, 56407), (2678, 30373), (4339, 18746), (8678, 9373)]