28120984

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{26833}}^1$

素因数の和:26970

約数の個数: 16

約数和(自身を含む): 53131320

約数和(自身を除く): 25010336

約数列:

[1, 2, 4, 8, 131, 262, 524, 1048, 26833, 53666, 107332, 214664, 3515123, 7030246, 14060492, 28120984]

約数ペア:

[(1, 28120984), (2, 14060492), (4, 7030246), (8, 3515123), (131, 214664), (262, 107332), (524, 53666), (1048, 26833)]