81073574

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{887}}^1\times {\mathrm{1987}}^1$

素因数の和:2899

約数の個数: 16

約数和(自身を含む): 127104768

約数和(自身を除く): 46031194

約数列:

[1, 2, 23, 46, 887, 1774, 1987, 3974, 20401, 40802, 45701, 91402, 1762469, 3524938, 40536787, 81073574]

約数ペア:

[(1, 81073574), (2, 40536787), (23, 3524938), (46, 1762469), (887, 91402), (1774, 45701), (1987, 40802), (3974, 20401)]