248049669

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{5471}}^1$

素因数の和:5625

約数の個数: 32

約数和(自身を含む): 403439616

約数和(自身を除く): 155389947

約数列:

[1, 3, 7, 17, 21, 51, 119, 127, 357, 381, 889, 2159, 2667, 5471, 6477, 15113, 16413, 38297, 45339, 93007, 114891, 279021, 651049, 694817, 1953147, 2084451, 4863719, 11811889, 14591157, 35435667, 82683223, 248049669]

約数ペア:

[(1, 248049669), (3, 82683223), (7, 35435667), (17, 14591157), (21, 11811889), (51, 4863719), (119, 2084451), (127, 1953147), (357, 694817), (381, 651049), (889, 279021), (2159, 114891), (2667, 93007), (5471, 45339), (6477, 38297), (15113, 16413)]