28428106

素因数分解:

$2^1\times 7^1\times {\mathrm{1109}}^1\times {\mathrm{1831}}^1$

素因数の和:2949

約数の個数: 16

約数和(自身を含む): 48804480

約数和(自身を除く): 20376374

約数列:

[1, 2, 7, 14, 1109, 1831, 2218, 3662, 7763, 12817, 15526, 25634, 2030579, 4061158, 14214053, 28428106]

約数ペア:

[(1, 28428106), (2, 14214053), (7, 4061158), (14, 2030579), (1109, 25634), (1831, 15526), (2218, 12817), (3662, 7763)]