2117745

素因数分解:

$3^6\times 5^1\times 7^1\times {\mathrm{83}}^1$

素因数の和:113

約数の個数: 56

約数和(自身を含む): 4406976

約数和(自身を除く): 2289231

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 83, 105, 135, 189, 243, 249, 315, 405, 415, 567, 581, 729, 747, 945, 1215, 1245, 1701, 1743, 2241, 2835, 2905, 3645, 3735, 5103, 5229, 6723, 8505, 8715, 11205, 15687, 20169, 25515, 26145, 33615, 47061, 60507, 78435, 100845, 141183, 235305, 302535, 423549, 705915, 2117745]

約数ペア:

[(1, 2117745), (3, 705915), (5, 423549), (7, 302535), (9, 235305), (15, 141183), (21, 100845), (27, 78435), (35, 60507), (45, 47061), (63, 33615), (81, 26145), (83, 25515), (105, 20169), (135, 15687), (189, 11205), (243, 8715), (249, 8505), (315, 6723), (405, 5229), (415, 5103), (567, 3735), (581, 3645), (729, 2905), (747, 2835), (945, 2241), (1215, 1743), (1245, 1701)]