81255804

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{877}}^1\times {\mathrm{1103}}^1$

素因数の和:1994

約数の個数: 48

約数和(自身を含む): 217125888

約数和(自身を除く): 135870084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 877, 1103, 1754, 2206, 2631, 3309, 3508, 4412, 5262, 6139, 6618, 7721, 10524, 12278, 13236, 15442, 18417, 23163, 24556, 30884, 36834, 46326, 73668, 92652, 967331, 1934662, 2901993, 3869324, 5803986, 6771317, 11607972, 13542634, 20313951, 27085268, 40627902, 81255804]

約数ペア:

[(1, 81255804), (2, 40627902), (3, 27085268), (4, 20313951), (6, 13542634), (7, 11607972), (12, 6771317), (14, 5803986), (21, 3869324), (28, 2901993), (42, 1934662), (84, 967331), (877, 92652), (1103, 73668), (1754, 46326), (2206, 36834), (2631, 30884), (3309, 24556), (3508, 23163), (4412, 18417), (5262, 15442), (6139, 13236), (6618, 12278), (7721, 10524)]