81012866

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^2\times {\mathrm{1667}}^1$

素因数の和:1774

約数の個数: 24

約数和(自身を含む): 135528336

約数和(自身を除く): 54515470

約数列:

[1, 2, 11, 22, 47, 94, 517, 1034, 1667, 2209, 3334, 4418, 18337, 24299, 36674, 48598, 78349, 156698, 861839, 1723678, 3682403, 7364806, 40506433, 81012866]

約数ペア:

[(1, 81012866), (2, 40506433), (11, 7364806), (22, 3682403), (47, 1723678), (94, 861839), (517, 156698), (1034, 78349), (1667, 48598), (2209, 36674), (3334, 24299), (4418, 18337)]