204428691

素因数分解:

$3^4\times {\mathrm{439}}^1\times {\mathrm{5749}}^1$

素因数の和:6200

約数の個数: 20

約数和(自身を含む): 306130000

約数和(自身を除く): 101701309

約数列:

[1, 3, 9, 27, 81, 439, 1317, 3951, 5749, 11853, 17247, 35559, 51741, 155223, 465669, 2523811, 7571433, 22714299, 68142897, 204428691]

約数ペア:

[(1, 204428691), (3, 68142897), (9, 22714299), (27, 7571433), (81, 2523811), (439, 465669), (1317, 155223), (3951, 51741), (5749, 35559), (11853, 17247)]