80821167

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{521}}^1$

素因数の和:703

約数の個数: 32

約数和(自身を含む): 126282240

約数和(自身を除く): 45461073

約数列:

[1, 3, 7, 21, 83, 89, 249, 267, 521, 581, 623, 1563, 1743, 1869, 3647, 7387, 10941, 22161, 43243, 46369, 51709, 129729, 139107, 155127, 302701, 324583, 908103, 973749, 3848627, 11545881, 26940389, 80821167]

約数ペア:

[(1, 80821167), (3, 26940389), (7, 11545881), (21, 3848627), (83, 973749), (89, 908103), (249, 324583), (267, 302701), (521, 155127), (581, 139107), (623, 129729), (1563, 51709), (1743, 46369), (1869, 43243), (3647, 22161), (7387, 10941)]