81508668

素因数分解:

$2^2\times 3^1\times {\mathrm{1297}}^1\times {\mathrm{5237}}^1$

素因数の和:6541

約数の個数: 24

約数和(自身を含む): 190369872

約数和(自身を除く): 108861204

約数列:

[1, 2, 3, 4, 6, 12, 1297, 2594, 3891, 5188, 5237, 7782, 10474, 15564, 15711, 20948, 31422, 62844, 6792389, 13584778, 20377167, 27169556, 40754334, 81508668]

約数ペア:

[(1, 81508668), (2, 40754334), (3, 27169556), (4, 20377167), (6, 13584778), (12, 6792389), (1297, 62844), (2594, 31422), (3891, 20948), (5188, 15711), (5237, 15564), (7782, 10474)]