66672081

素因数分解:

$3^2\times 7^1\times {\mathrm{1058287}}^1$

素因数の和:1058300

約数の個数: 12

約数和(自身を含む): 110061952

約数和(自身を除く): 43389871

約数列:

[1, 3, 7, 9, 21, 63, 1058287, 3174861, 7408009, 9524583, 22224027, 66672081]

約数ペア:

[(1, 66672081), (3, 22224027), (7, 9524583), (9, 7408009), (21, 3174861), (63, 1058287)]