287382865

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:275

約数の個数: 64

約数和(自身を含む): 449740800

約数和(自身を除く): 162357935

約数列:

[1, 5, 7, 11, 31, 35, 55, 77, 121, 155, 199, 217, 341, 385, 605, 847, 995, 1085, 1331, 1393, 1705, 2189, 2387, 3751, 4235, 6169, 6655, 6965, 9317, 10945, 11935, 15323, 18755, 24079, 26257, 30845, 41261, 43183, 46585, 67859, 76615, 120395, 131285, 168553, 206305, 215915, 264869, 288827, 339295, 475013, 746449, 842765, 1324345, 1444135, 1854083, 2375065, 3732245, 5225143, 8210939, 9270415, 26125715, 41054695, 57476573, 287382865]

約数ペア:

[(1, 287382865), (5, 57476573), (7, 41054695), (11, 26125715), (31, 9270415), (35, 8210939), (55, 5225143), (77, 3732245), (121, 2375065), (155, 1854083), (199, 1444135), (217, 1324345), (341, 842765), (385, 746449), (605, 475013), (847, 339295), (995, 288827), (1085, 264869), (1331, 215915), (1393, 206305), (1705, 168553), (2189, 131285), (2387, 120395), (3751, 76615), (4235, 67859), (6169, 46585), (6655, 43183), (6965, 41261), (9317, 30845), (10945, 26257), (11935, 24079), (15323, 18755)]