81857982

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{317279}}^1$

素因数の和:317327

約数の個数: 16

約数和(自身を含む): 167523840

約数和(自身を除く): 85665858

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 317279, 634558, 951837, 1903674, 13642997, 27285994, 40928991, 81857982]

約数ペア:

[(1, 81857982), (2, 40928991), (3, 27285994), (6, 13642997), (43, 1903674), (86, 951837), (129, 634558), (258, 317279)]