15490111

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:104

約数の個数: 48

約数和(自身を含む): 22005760

約数和(自身を除く): 6515649

約数列:

[1, 7, 13, 17, 19, 31, 91, 119, 133, 217, 221, 247, 289, 323, 403, 527, 589, 1547, 1729, 2023, 2261, 2821, 3689, 3757, 4123, 4199, 5491, 6851, 7657, 8959, 10013, 26299, 29393, 38437, 47957, 53599, 62713, 70091, 71383, 116467, 130169, 170221, 499681, 815269, 911183, 1191547, 2212873, 15490111]

約数ペア:

[(1, 15490111), (7, 2212873), (13, 1191547), (17, 911183), (19, 815269), (31, 499681), (91, 170221), (119, 130169), (133, 116467), (217, 71383), (221, 70091), (247, 62713), (289, 53599), (323, 47957), (403, 38437), (527, 29393), (589, 26299), (1547, 10013), (1729, 8959), (2023, 7657), (2261, 6851), (2821, 5491), (3689, 4199), (3757, 4123)]