81911886

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1950283}}^1$

素因数の和:1950295

約数の個数: 16

約数和(自身を含む): 187227264

約数和(自身を除く): 105315378

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1950283, 3900566, 5850849, 11701698, 13651981, 27303962, 40955943, 81911886]

約数ペア:

[(1, 81911886), (2, 40955943), (3, 27303962), (6, 13651981), (7, 11701698), (14, 5850849), (21, 3900566), (42, 1950283)]