81046588

素因数分解:

$2^2\times 7^2\times {\mathrm{197}}^1\times {\mathrm{2099}}^1$

素因数の和:2314

約数の個数: 36

約数和(自身を含む): 165904200

約数和(自身を除く): 84857612

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 197, 394, 788, 1379, 2099, 2758, 4198, 5516, 8396, 9653, 14693, 19306, 29386, 38612, 58772, 102851, 205702, 411404, 413503, 827006, 1654012, 2894521, 5789042, 11578084, 20261647, 40523294, 81046588]

約数ペア:

[(1, 81046588), (2, 40523294), (4, 20261647), (7, 11578084), (14, 5789042), (28, 2894521), (49, 1654012), (98, 827006), (196, 413503), (197, 411404), (394, 205702), (788, 102851), (1379, 58772), (2099, 38612), (2758, 29386), (4198, 19306), (5516, 14693), (8396, 9653)]