66981985

素因数分解:

$5^1\times 7^1\times {\mathrm{1301}}^1\times {\mathrm{1471}}^1$

素因数の和:2784

約数の個数: 16

約数和(自身を含む): 91994112

約数和(自身を除く): 25012127

約数列:

[1, 5, 7, 35, 1301, 1471, 6505, 7355, 9107, 10297, 45535, 51485, 1913771, 9568855, 13396397, 66981985]

約数ペア:

[(1, 66981985), (5, 13396397), (7, 9568855), (35, 1913771), (1301, 51485), (1471, 45535), (6505, 10297), (7355, 9107)]