40387257

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{2467}}^1$

素因数の和:2597

約数の個数: 24

約数和(自身を含む): 62371296

約数和(自身を除く): 21984039

約数列:

[1, 3, 9, 17, 51, 107, 153, 321, 963, 1819, 2467, 5457, 7401, 16371, 22203, 41939, 125817, 263969, 377451, 791907, 2375721, 4487473, 13462419, 40387257]

約数ペア:

[(1, 40387257), (3, 13462419), (9, 4487473), (17, 2375721), (51, 791907), (107, 377451), (153, 263969), (321, 125817), (963, 41939), (1819, 22203), (2467, 16371), (5457, 7401)]