81531182

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{877}}^1$

素因数の和:992

約数の個数: 32

約数和(自身を含む): 133512192

約数和(自身を除く): 51981010

約数列:

[1, 2, 23, 43, 46, 47, 86, 94, 877, 989, 1081, 1754, 1978, 2021, 2162, 4042, 20171, 37711, 40342, 41219, 46483, 75422, 82438, 92966, 867353, 948037, 1734706, 1772417, 1896074, 3544834, 40765591, 81531182]

約数ペア:

[(1, 81531182), (2, 40765591), (23, 3544834), (43, 1896074), (46, 1772417), (47, 1734706), (86, 948037), (94, 867353), (877, 92966), (989, 82438), (1081, 75422), (1754, 46483), (1978, 41219), (2021, 40342), (2162, 37711), (4042, 20171)]