81986966

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{5297}}^1$

素因数の和:5479

約数の個数: 16

約数和(自身を含む): 125880480

約数和(自身を除く): 43893514

約数列:

[1, 2, 71, 109, 142, 218, 5297, 7739, 10594, 15478, 376087, 577373, 752174, 1154746, 40993483, 81986966]

約数ペア:

[(1, 81986966), (2, 40993483), (71, 1154746), (109, 752174), (142, 577373), (218, 376087), (5297, 15478), (7739, 10594)]