1993782021

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{11971}}^1$

素因数の和:12102

約数の個数: 48

約数和(自身を含む): 3406560768

約数和(自身を除く): 1412778747

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 103, 147, 231, 309, 539, 721, 1133, 1617, 2163, 3399, 5047, 7931, 11971, 15141, 23793, 35913, 55517, 83797, 131681, 166551, 251391, 395043, 586579, 921767, 1233013, 1759737, 2765301, 3699039, 6452369, 8631091, 13563143, 19357107, 25893273, 40689429, 60417637, 94942001, 181252911, 284826003, 664594007, 1993782021]

約数ペア:

[(1, 1993782021), (3, 664594007), (7, 284826003), (11, 181252911), (21, 94942001), (33, 60417637), (49, 40689429), (77, 25893273), (103, 19357107), (147, 13563143), (231, 8631091), (309, 6452369), (539, 3699039), (721, 2765301), (1133, 1759737), (1617, 1233013), (2163, 921767), (3399, 586579), (5047, 395043), (7931, 251391), (11971, 166551), (15141, 131681), (23793, 83797), (35913, 55517)]