81253986

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53527}}^1$

素因数の和:53566

約数の個数: 32

約数和(自身を含む): 184992768

約数和(自身を除く): 103738782

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 253, 506, 759, 1518, 53527, 107054, 160581, 321162, 588797, 1177594, 1231121, 1766391, 2462242, 3532782, 3693363, 7386726, 13542331, 27084662, 40626993, 81253986]

約数ペア:

[(1, 81253986), (2, 40626993), (3, 27084662), (6, 13542331), (11, 7386726), (22, 3693363), (23, 3532782), (33, 2462242), (46, 1766391), (66, 1231121), (69, 1177594), (138, 588797), (253, 321162), (506, 160581), (759, 107054), (1518, 53527)]