81367734

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{2687}}^1$

素因数の和:2809

約数の個数: 48

約数和(自身を含む): 191213568

約数和(自身を除く): 109845834

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 103, 147, 206, 294, 309, 618, 721, 1442, 2163, 2687, 4326, 5047, 5374, 8061, 10094, 15141, 16122, 18809, 30282, 37618, 56427, 112854, 131663, 263326, 276761, 394989, 553522, 789978, 830283, 1660566, 1937327, 3874654, 5811981, 11623962, 13561289, 27122578, 40683867, 81367734]

約数ペア:

[(1, 81367734), (2, 40683867), (3, 27122578), (6, 13561289), (7, 11623962), (14, 5811981), (21, 3874654), (42, 1937327), (49, 1660566), (98, 830283), (103, 789978), (147, 553522), (206, 394989), (294, 276761), (309, 263326), (618, 131663), (721, 112854), (1442, 56427), (2163, 37618), (2687, 30282), (4326, 18809), (5047, 16122), (5374, 15141), (8061, 10094)]