86987818

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{257}}^1\times {\mathrm{2039}}^1$

素因数の和:2381

約数の個数: 16

約数和(自身を含む): 132632640

約数和(自身を除く): 45644822

約数列:

[1, 2, 83, 166, 257, 514, 2039, 4078, 21331, 42662, 169237, 338474, 524023, 1048046, 43493909, 86987818]

約数ペア:

[(1, 86987818), (2, 43493909), (83, 1048046), (166, 524023), (257, 338474), (514, 169237), (2039, 42662), (4078, 21331)]