28917351

素因数分解:

$3^3\times {\mathrm{971}}^1\times {\mathrm{1103}}^1$

素因数の和:2083

約数の個数: 16

約数和(自身を含む): 42923520

約数和(自身を除く): 14006169

約数列:

[1, 3, 9, 27, 971, 1103, 2913, 3309, 8739, 9927, 26217, 29781, 1071013, 3213039, 9639117, 28917351]

約数ペア:

[(1, 28917351), (3, 9639117), (9, 3213039), (27, 1071013), (971, 29781), (1103, 26217), (2913, 9927), (3309, 8739)]