261376065471

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1\times {\mathrm{947}}^1\times {\mathrm{4651}}^1$

素因数の和:5883

約数の個数: 32

約数和(自身を含む): 353936664576

約数和(自身を除く): 92560599105

約数列:

[1, 3, 131, 151, 393, 453, 947, 2841, 4651, 13953, 19781, 59343, 124057, 142997, 372171, 428991, 609281, 702301, 1827843, 2106903, 4404497, 13213491, 18732607, 56197821, 92001431, 276004293, 576989107, 665079047, 1730967321, 1995237141, 87125355157, 261376065471]

約数ペア:

[(1, 261376065471), (3, 87125355157), (131, 1995237141), (151, 1730967321), (393, 665079047), (453, 576989107), (947, 276004293), (2841, 92001431), (4651, 56197821), (13953, 18732607), (19781, 13213491), (59343, 4404497), (124057, 2106903), (142997, 1827843), (372171, 702301), (428991, 609281)]