668499657

素因数分解:

$3^1\times 7^1\times {\mathrm{3347}}^1\times {\mathrm{9511}}^1$

素因数の和:12868

約数の個数: 16

約数和(自身を含む): 1019077632

約数和(自身を除く): 350577975

約数列:

[1, 3, 7, 21, 3347, 9511, 10041, 23429, 28533, 66577, 70287, 199731, 31833317, 95499951, 222833219, 668499657]

約数ペア:

[(1, 668499657), (3, 222833219), (7, 95499951), (21, 31833317), (3347, 199731), (9511, 70287), (10041, 66577), (23429, 28533)]