66684443

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{31649}}^1$

素因数の和:31706

約数の個数: 12

約数和(自身を含む): 79378200

約数和(自身を除く): 12693757

約数列:

[1, 7, 43, 49, 301, 2107, 31649, 221543, 1360907, 1550801, 9526349, 66684443]

約数ペア:

[(1, 66684443), (7, 9526349), (43, 1550801), (49, 1360907), (301, 221543), (2107, 31649)]