199986549

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{3167}}^1$

素因数の和:3305

約数の個数: 32

約数和(自身を含む): 317915136

約数和(自身を除く): 117928587

約数列:

[1, 3, 7, 21, 31, 93, 97, 217, 291, 651, 679, 2037, 3007, 3167, 9021, 9501, 21049, 22169, 63147, 66507, 98177, 294531, 307199, 687239, 921597, 2061717, 2150393, 6451179, 9523169, 28569507, 66662183, 199986549]

約数ペア:

[(1, 199986549), (3, 66662183), (7, 28569507), (21, 9523169), (31, 6451179), (93, 2150393), (97, 2061717), (217, 921597), (291, 687239), (651, 307199), (679, 294531), (2037, 98177), (3007, 66507), (3167, 63147), (9021, 22169), (9501, 21049)]