1989301311

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{1103}}^1$

素因数の和:1380

約数の個数: 48

約数和(自身を含む): 3100032000

約数和(自身を除く): 1110730689

約数列:

[1, 3, 9, 19, 53, 57, 159, 171, 199, 477, 597, 1007, 1103, 1791, 3021, 3309, 3781, 9063, 9927, 10547, 11343, 20957, 31641, 34029, 58459, 62871, 94923, 175377, 188613, 200393, 219497, 526131, 601179, 658491, 1110721, 1803537, 1975473, 3332163, 4170443, 9996489, 11633341, 12511329, 34900023, 37533987, 104700069, 221033479, 663100437, 1989301311]

約数ペア:

[(1, 1989301311), (3, 663100437), (9, 221033479), (19, 104700069), (53, 37533987), (57, 34900023), (159, 12511329), (171, 11633341), (199, 9996489), (477, 4170443), (597, 3332163), (1007, 1975473), (1103, 1803537), (1791, 1110721), (3021, 658491), (3309, 601179), (3781, 526131), (9063, 219497), (9927, 200393), (10547, 188613), (11343, 175377), (20957, 94923), (31641, 62871), (34029, 58459)]