16280901

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 29376256

約数和(自身を除く): 13095355

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 103, 117, 193, 273, 309, 579, 721, 819, 927, 1339, 1351, 1737, 2163, 2509, 4017, 4053, 6489, 7527, 9373, 12051, 12159, 17563, 19879, 22581, 28119, 52689, 59637, 84357, 139153, 158067, 178911, 258427, 417459, 775281, 1252377, 1808989, 2325843, 5426967, 16280901]

約数ペア:

[(1, 16280901), (3, 5426967), (7, 2325843), (9, 1808989), (13, 1252377), (21, 775281), (39, 417459), (63, 258427), (91, 178911), (103, 158067), (117, 139153), (193, 84357), (273, 59637), (309, 52689), (579, 28119), (721, 22581), (819, 19879), (927, 17563), (1339, 12159), (1351, 12051), (1737, 9373), (2163, 7527), (2509, 6489), (4017, 4053)]