28743001

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{383}}^1$

素因数の和:612

約数の個数: 16

約数和(自身を含む): 33619968

約数和(自身を除く): 4876967

約数列:

[1, 7, 71, 151, 383, 497, 1057, 2681, 10721, 27193, 57833, 75047, 190351, 404831, 4106143, 28743001]

約数ペア:

[(1, 28743001), (7, 4106143), (71, 404831), (151, 190351), (383, 75047), (497, 57833), (1057, 27193), (2681, 10721)]