30265879

素因数分解:

$7^2\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:140

約数の個数: 36

約数和(自身を含む): 39090600

約数和(自身を除く): 8824721

約数列:

[1, 7, 19, 29, 49, 59, 133, 203, 361, 413, 551, 931, 1121, 1421, 1711, 2527, 2891, 3857, 7847, 10469, 11977, 17689, 21299, 26999, 32509, 54929, 73283, 83839, 149093, 227563, 512981, 617671, 1043651, 1592941, 4323697, 30265879]

約数ペア:

[(1, 30265879), (7, 4323697), (19, 1592941), (29, 1043651), (49, 617671), (59, 512981), (133, 227563), (203, 149093), (361, 83839), (413, 73283), (551, 54929), (931, 32509), (1121, 26999), (1421, 21299), (1711, 17689), (2527, 11977), (2891, 10469), (3857, 7847)]