209936013

素因数分解:

$3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{61331}}^1$

素因数の和:61504

約数の個数: 16

約数和(自身を含む): 321870336

約数和(自身を除く): 111934323

約数列:

[1, 3, 7, 21, 163, 489, 1141, 3423, 61331, 183993, 429317, 1287951, 9996953, 29990859, 69978671, 209936013]

約数ペア:

[(1, 209936013), (3, 69978671), (7, 29990859), (21, 9996953), (163, 1287951), (489, 429317), (1141, 183993), (3423, 61331)]