81486797

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{4201}}^1$

素因数の和:4388

約数の個数: 16

約数和(自身を含む): 99234432

約数和(自身を除く): 17747635

約数列:

[1, 7, 17, 119, 163, 1141, 2771, 4201, 19397, 29407, 71417, 499919, 684763, 4793341, 11640971, 81486797]

約数ペア:

[(1, 81486797), (7, 11640971), (17, 4793341), (119, 684763), (163, 499919), (1141, 71417), (2771, 29407), (4201, 19397)]