28734986

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{25981}}^1$

素因数の和:26069

約数の個数: 16

約数和(自身を含む): 49885440

約数和(自身を除く): 21150454

約数列:

[1, 2, 7, 14, 79, 158, 553, 1106, 25981, 51962, 181867, 363734, 2052499, 4104998, 14367493, 28734986]

約数ペア:

[(1, 28734986), (2, 14367493), (7, 4104998), (14, 2052499), (79, 363734), (158, 181867), (553, 51962), (1106, 25981)]