66886731

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{1021}}^1$

素因数の和:1307

約数の個数: 24

約数和(自身を含む): 100442160

約数和(自身を除く): 33555429

約数列:

[1, 3, 9, 29, 87, 251, 261, 753, 1021, 2259, 3063, 7279, 9189, 21837, 29609, 65511, 88827, 256271, 266481, 768813, 2306439, 7431859, 22295577, 66886731]

約数ペア:

[(1, 66886731), (3, 22295577), (9, 7431859), (29, 2306439), (87, 768813), (251, 266481), (261, 256271), (753, 88827), (1021, 65511), (2259, 29609), (3063, 21837), (7279, 9189)]