81777493

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{3433}}^1$

素因数の和:3564

約数の個数: 16

約数和(自身を含む): 96921216

約数和(自身を除く): 15143723

約数列:

[1, 7, 41, 83, 287, 581, 3403, 3433, 23821, 24031, 140753, 284939, 985271, 1994573, 11682499, 81777493]

約数ペア:

[(1, 81777493), (7, 11682499), (41, 1994573), (83, 985271), (287, 284939), (581, 140753), (3403, 24031), (3433, 23821)]