66994731

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{331}}^1\times {\mathrm{523}}^1$

素因数の和:903

約数の個数: 24

約数和(自身を含む): 99509696

約数和(自身を除く): 32514965

約数列:

[1, 3, 9, 43, 129, 331, 387, 523, 993, 1569, 2979, 4707, 14233, 22489, 42699, 67467, 128097, 173113, 202401, 519339, 1558017, 7443859, 22331577, 66994731]

約数ペア:

[(1, 66994731), (3, 22331577), (9, 7443859), (43, 1558017), (129, 519339), (331, 202401), (387, 173113), (523, 128097), (993, 67467), (1569, 42699), (2979, 22489), (4707, 14233)]