28901912

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{277903}}^1$

素因数の和:277922

約数の個数: 16

約数和(自身を含む): 58359840

約数和(自身を除く): 29457928

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 277903, 555806, 1111612, 2223224, 3612739, 7225478, 14450956, 28901912]

約数ペア:

[(1, 28901912), (2, 14450956), (4, 7225478), (8, 3612739), (13, 2223224), (26, 1111612), (52, 555806), (104, 277903)]