28921394

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1\times {\mathrm{661}}^1$

素因数の和:961

約数の個数: 16

約数和(自身を含む): 44041536

約数和(自身を除く): 15120142

約数列:

[1, 2, 131, 167, 262, 334, 661, 1322, 21877, 43754, 86591, 110387, 173182, 220774, 14460697, 28921394]

約数ペア:

[(1, 28921394), (2, 14460697), (131, 220774), (167, 173182), (262, 110387), (334, 86591), (661, 43754), (1322, 21877)]