206908023

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{443}}^1\times {\mathrm{967}}^1$

素因数の和:1443

約数の個数: 32

約数和(自身を含む): 330080256

約数和(自身を除く): 123172233

約数列:

[1, 3, 7, 21, 23, 69, 161, 443, 483, 967, 1329, 2901, 3101, 6769, 9303, 10189, 20307, 22241, 30567, 66723, 71323, 155687, 213969, 428381, 467061, 1285143, 2998667, 8996001, 9852763, 29558289, 68969341, 206908023]

約数ペア:

[(1, 206908023), (3, 68969341), (7, 29558289), (21, 9852763), (23, 8996001), (69, 2998667), (161, 1285143), (443, 467061), (483, 428381), (967, 213969), (1329, 155687), (2901, 71323), (3101, 66723), (6769, 30567), (9303, 22241), (10189, 20307)]