13037211

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1$

素因数の和:304

約数の個数: 48

約数和(自身を含む): 22464000

約数和(自身を除く): 9426789

約数列:

[1, 3, 9, 11, 19, 29, 33, 57, 87, 99, 171, 209, 239, 261, 319, 551, 627, 717, 957, 1653, 1881, 2151, 2629, 2871, 4541, 4959, 6061, 6931, 7887, 13623, 18183, 20793, 23661, 40869, 49951, 54549, 62379, 76241, 131689, 149853, 228723, 395067, 449559, 686169, 1185201, 1448579, 4345737, 13037211]

約数ペア:

[(1, 13037211), (3, 4345737), (9, 1448579), (11, 1185201), (19, 686169), (29, 449559), (33, 395067), (57, 228723), (87, 149853), (99, 131689), (171, 76241), (209, 62379), (239, 54549), (261, 49951), (319, 40869), (551, 23661), (627, 20793), (717, 18183), (957, 13623), (1653, 7887), (1881, 6931), (2151, 6061), (2629, 4959), (2871, 4541)]