81349737

素因数分解:

$3^1\times 7^1\times {\mathrm{907}}^1\times {\mathrm{4271}}^1$

素因数の和:5188

約数の個数: 16

約数和(自身を含む): 124127232

約数和(自身を除く): 42777495

約数列:

[1, 3, 7, 21, 907, 2721, 4271, 6349, 12813, 19047, 29897, 89691, 3873797, 11621391, 27116579, 81349737]

約数ペア:

[(1, 81349737), (3, 27116579), (7, 11621391), (21, 3873797), (907, 89691), (2721, 29897), (4271, 19047), (6349, 12813)]