28464326

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{18223}}^1$

素因数の和:18307

約数の個数: 16

約数和(自身を含む): 47236608

約数和(自身を除く): 18772282

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 18223, 36446, 200453, 400906, 1293833, 2587666, 14232163, 28464326]

約数ペア:

[(1, 28464326), (2, 14232163), (11, 2587666), (22, 1293833), (71, 400906), (142, 200453), (781, 36446), (1562, 18223)]