85771479

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{2897}}^1$

素因数の和:3110

約数の個数: 16

約数和(自身を含む): 116847360

約数和(自身を除く): 31075881

約数列:

[1, 3, 71, 139, 213, 417, 2897, 8691, 9869, 29607, 205687, 402683, 617061, 1208049, 28590493, 85771479]

約数ペア:

[(1, 85771479), (3, 28590493), (71, 1208049), (139, 617061), (213, 402683), (417, 205687), (2897, 29607), (8691, 9869)]