201639728172

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{390774667}}^1$

素因数の和:390774717

約数の個数: 24

約数和(自身を含む): 481434390976

約数和(自身を除く): 279794662804

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 390774667, 781549334, 1172324001, 1563098668, 2344648002, 4689296004, 16803310681, 33606621362, 50409932043, 67213242724, 100819864086, 201639728172]

約数ペア:

[(1, 201639728172), (2, 100819864086), (3, 67213242724), (4, 50409932043), (6, 33606621362), (12, 16803310681), (43, 4689296004), (86, 2344648002), (129, 1563098668), (172, 1172324001), (258, 781549334), (516, 390774667)]