86557804

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{304781}}^1$

素因数の和:304856

約数の個数: 12

約数和(自身を含む): 153610128

約数和(自身を除く): 67052324

約数列:

[1, 2, 4, 71, 142, 284, 304781, 609562, 1219124, 21639451, 43278902, 86557804]

約数ペア:

[(1, 86557804), (2, 43278902), (4, 21639451), (71, 1219124), (142, 609562), (284, 304781)]