201991209

素因数分解:

$3^1\times 7^1\times {\mathrm{953}}^1\times {\mathrm{10093}}^1$

素因数の和:11056

約数の個数: 16

約数和(自身を含む): 308149632

約数和(自身を除く): 106158423

約数列:

[1, 3, 7, 21, 953, 2859, 6671, 10093, 20013, 30279, 70651, 211953, 9618629, 28855887, 67330403, 201991209]

約数ペア:

[(1, 201991209), (3, 67330403), (7, 28855887), (21, 9618629), (953, 211953), (2859, 70651), (6671, 30279), (10093, 20013)]