28878886

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{19753}}^1$

素因数の和:19815

約数の個数: 16

約数和(自身を含む): 46935504

約数和(自身を除く): 18056618

約数列:

[1, 2, 17, 34, 43, 86, 731, 1462, 19753, 39506, 335801, 671602, 849379, 1698758, 14439443, 28878886]

約数ペア:

[(1, 28878886), (2, 14439443), (17, 1698758), (34, 849379), (43, 671602), (86, 335801), (731, 39506), (1462, 19753)]