81666126

素因数分解:

$2^1\times 3^2\times {\mathrm{4537007}}^1$

素因数の和:4537015

約数の個数: 12

約数和(自身を含む): 176943312

約数和(自身を除く): 95277186

約数列:

[1, 2, 3, 6, 9, 18, 4537007, 9074014, 13611021, 27222042, 40833063, 81666126]

約数ペア:

[(1, 81666126), (2, 40833063), (3, 27222042), (6, 13611021), (9, 9074014), (18, 4537007)]