81627126

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{12379}}^1$

素因数の和:12548

約数の個数: 32

約数和(自身を含む): 187779840

約数和(自身を除く): 106152714

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 157, 314, 471, 942, 1099, 2198, 3297, 6594, 12379, 24758, 37137, 74274, 86653, 173306, 259959, 519918, 1943503, 3887006, 5830509, 11661018, 13604521, 27209042, 40813563, 81627126]

約数ペア:

[(1, 81627126), (2, 40813563), (3, 27209042), (6, 13604521), (7, 11661018), (14, 5830509), (21, 3887006), (42, 1943503), (157, 519918), (314, 259959), (471, 173306), (942, 86653), (1099, 74274), (2198, 37137), (3297, 24758), (6594, 12379)]