28732067

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{4447}}^1$

素因数の和:4538

約数の個数: 16

約数和(自身を含む): 35868672

約数和(自身を除く): 7136605

約数列:

[1, 7, 13, 71, 91, 497, 923, 4447, 6461, 31129, 57811, 315737, 404677, 2210159, 4104581, 28732067]

約数ペア:

[(1, 28732067), (7, 4104581), (13, 2210159), (71, 404677), (91, 315737), (497, 57811), (923, 31129), (4447, 6461)]