204020715

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{2113}}^1$

素因数の和:2319

約数の個数: 32

約数和(自身を含む): 336684096

約数和(自身を除く): 132663381

約数列:

[1, 3, 5, 15, 41, 123, 157, 205, 471, 615, 785, 2113, 2355, 6339, 6437, 10565, 19311, 31695, 32185, 86633, 96555, 259899, 331741, 433165, 995223, 1299495, 1658705, 4976115, 13601381, 40804143, 68006905, 204020715]

約数ペア:

[(1, 204020715), (3, 68006905), (5, 40804143), (15, 13601381), (41, 4976115), (123, 1658705), (157, 1299495), (205, 995223), (471, 433165), (615, 331741), (785, 259899), (2113, 96555), (2355, 86633), (6339, 32185), (6437, 31695), (10565, 19311)]