86721285

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{7309}}^1$

素因数の和:7437

約数の個数: 32

約数和(自身を含む): 160001280

約数和(自身を除く): 73279995

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 113, 339, 565, 791, 1695, 2373, 3955, 7309, 11865, 21927, 36545, 51163, 109635, 153489, 255815, 767445, 825917, 2477751, 4129585, 5781419, 12388755, 17344257, 28907095, 86721285]

約数ペア:

[(1, 86721285), (3, 28907095), (5, 17344257), (7, 12388755), (15, 5781419), (21, 4129585), (35, 2477751), (105, 825917), (113, 767445), (339, 255815), (565, 153489), (791, 109635), (1695, 51163), (2373, 36545), (3955, 21927), (7309, 11865)]