28507817

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{557}}^1$

素因数の和:728

約数の個数: 16

約数和(自身を含む): 31997952

約数和(自身を除く): 3490135

約数列:

[1, 13, 31, 127, 403, 557, 1651, 3937, 7241, 17267, 51181, 70739, 224471, 919607, 2192909, 28507817]

約数ペア:

[(1, 28507817), (13, 2192909), (31, 919607), (127, 224471), (403, 70739), (557, 51181), (1651, 17267), (3937, 7241)]