28390021

素因数分解:

${\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{617}}^1$

素因数の和:764

約数の個数: 16

約数和(自身を含む): 32037120

約数和(自身を除く): 3647099

約数列:

[1, 11, 47, 89, 517, 617, 979, 4183, 6787, 28999, 46013, 54913, 318989, 604043, 2580911, 28390021]

約数ペア:

[(1, 28390021), (11, 2580911), (47, 604043), (89, 318989), (517, 54913), (617, 46013), (979, 28999), (4183, 6787)]