28757185

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{1549}}^1$

素因数の和:1680

約数の個数: 16

約数和(自身を含む): 35712000

約数和(自身を除く): 6954815

約数列:

[1, 5, 47, 79, 235, 395, 1549, 3713, 7745, 18565, 72803, 122371, 364015, 611855, 5751437, 28757185]

約数ペア:

[(1, 28757185), (5, 5751437), (47, 611855), (79, 364015), (235, 122371), (395, 72803), (1549, 18565), (3713, 7745)]