30921246

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3931}}^1$

素因数の和:3981

約数の個数: 48

約数和(自身を含む): 73607040

約数和(自身を除く): 42685794

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 38, 46, 57, 69, 114, 138, 171, 207, 342, 414, 437, 874, 1311, 2622, 3931, 3933, 7862, 7866, 11793, 23586, 35379, 70758, 74689, 90413, 149378, 180826, 224067, 271239, 448134, 542478, 672201, 813717, 1344402, 1627434, 1717847, 3435694, 5153541, 10307082, 15460623, 30921246]

約数ペア:

[(1, 30921246), (2, 15460623), (3, 10307082), (6, 5153541), (9, 3435694), (18, 1717847), (19, 1627434), (23, 1344402), (38, 813717), (46, 672201), (57, 542478), (69, 448134), (114, 271239), (138, 224067), (171, 180826), (207, 149378), (342, 90413), (414, 74689), (437, 70758), (874, 35379), (1311, 23586), (2622, 11793), (3931, 7866), (3933, 7862)]