28986686

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{401}}^1\times {\mathrm{769}}^1$

素因数の和:1219

約数の個数: 16

約数和(自身を含む): 44573760

約数和(自身を除く): 15587074

約数列:

[1, 2, 47, 94, 401, 769, 802, 1538, 18847, 36143, 37694, 72286, 308369, 616738, 14493343, 28986686]

約数ペア:

[(1, 28986686), (2, 14493343), (47, 616738), (94, 308369), (401, 72286), (769, 37694), (802, 36143), (1538, 18847)]