81639222

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1943791}}^1$

素因数の和:1943803

約数の個数: 16

約数和(自身を含む): 186604032

約数和(自身を除く): 104964810

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1943791, 3887582, 5831373, 11662746, 13606537, 27213074, 40819611, 81639222]

約数ペア:

[(1, 81639222), (2, 40819611), (3, 27213074), (6, 13606537), (7, 11662746), (14, 5831373), (21, 3887582), (42, 1943791)]