80973987

素因数分解:

$3^1\times {\mathrm{137}}^1\times {\mathrm{271}}^1\times {\mathrm{727}}^1$

素因数の和:1138

約数の個数: 16

約数和(自身を含む): 109304832

約数和(自身を除く): 28330845

約数列:

[1, 3, 137, 271, 411, 727, 813, 2181, 37127, 99599, 111381, 197017, 298797, 591051, 26991329, 80973987]

約数ペア:

[(1, 80973987), (3, 26991329), (137, 591051), (271, 298797), (411, 197017), (727, 111381), (813, 99599), (2181, 37127)]