81911298

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1950269}}^1$

素因数の和:1950281

約数の個数: 16

約数和(自身を含む): 187225920

約数和(自身を除く): 105314622

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1950269, 3900538, 5850807, 11701614, 13651883, 27303766, 40955649, 81911298]

約数ペア:

[(1, 81911298), (2, 40955649), (3, 27303766), (6, 13651883), (7, 11701614), (14, 5850807), (21, 3900538), (42, 1950269)]