66772839

素因数分解:

$3^1\times 7^3\times {\mathrm{64891}}^1$

素因数の和:64915

約数の個数: 16

約数和(自身を含む): 103827200

約数和(自身を除く): 37054361

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 64891, 194673, 454237, 1362711, 3179659, 9538977, 22257613, 66772839]

約数ペア:

[(1, 66772839), (3, 22257613), (7, 9538977), (21, 3179659), (49, 1362711), (147, 454237), (343, 194673), (1029, 64891)]