40480013

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{83}}^1\times {\mathrm{193}}^1$

素因数の和:321

約数の個数: 24

約数和(自身を含む): 49670208

約数和(自身を除く): 9190195

約数列:

[1, 7, 19, 83, 133, 193, 361, 581, 1351, 1577, 2527, 3667, 11039, 16019, 25669, 29963, 69673, 112133, 209741, 304361, 487711, 2130527, 5782859, 40480013]

約数ペア:

[(1, 40480013), (7, 5782859), (19, 2130527), (83, 487711), (133, 304361), (193, 209741), (361, 112133), (581, 69673), (1351, 29963), (1577, 25669), (2527, 16019), (3667, 11039)]