66723811

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{27953}}^1$

素因数の和:28002

約数の個数: 16

約数和(自身を含む): 85874688

約数和(自身を除く): 19150877

約数列:

[1, 7, 11, 31, 77, 217, 341, 2387, 27953, 195671, 307483, 866543, 2152381, 6065801, 9531973, 66723811]

約数ペア:

[(1, 66723811), (7, 9531973), (11, 6065801), (31, 2152381), (77, 866543), (217, 307483), (341, 195671), (2387, 27953)]