28727979

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{44129}}^1$

素因数の和:44170

約数の個数: 16

約数和(自身を含む): 45189120

約数和(自身を除く): 16461141

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 44129, 132387, 308903, 926709, 1367999, 4103997, 9575993, 28727979]

約数ペア:

[(1, 28727979), (3, 9575993), (7, 4103997), (21, 1367999), (31, 926709), (93, 308903), (217, 132387), (651, 44129)]