205422561

素因数分解:

$3^4\times {\mathrm{433}}^1\times {\mathrm{5857}}^1$

素因数の和:6302

約数の個数: 20

約数和(自身を含む): 307627012

約数和(自身を除く): 102204451

約数列:

[1, 3, 9, 27, 81, 433, 1299, 3897, 5857, 11691, 17571, 35073, 52713, 158139, 474417, 2536081, 7608243, 22824729, 68474187, 205422561]

約数ペア:

[(1, 205422561), (3, 68474187), (9, 22824729), (27, 7608243), (81, 2536081), (433, 474417), (1299, 158139), (3897, 52713), (5857, 35073), (11691, 17571)]