28754691

素因数分解:

$3^1\times 7^1\times {\mathrm{541}}^1\times {\mathrm{2531}}^1$

素因数の和:3082

約数の個数: 16

約数和(自身を含む): 43915008

約数和(自身を除く): 15160317

約数列:

[1, 3, 7, 21, 541, 1623, 2531, 3787, 7593, 11361, 17717, 53151, 1369271, 4107813, 9584897, 28754691]

約数ペア:

[(1, 28754691), (3, 9584897), (7, 4107813), (21, 1369271), (541, 53151), (1623, 17717), (2531, 11361), (3787, 7593)]