85890049

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{4019}}^1$

素因数の和:4140

約数の個数: 16

約数和(自身を含む): 101882880

約数和(自身を除く): 15992831

約数列:

[1, 7, 43, 71, 301, 497, 3053, 4019, 21371, 28133, 172817, 285349, 1209719, 1997443, 12270007, 85890049]

約数ペア:

[(1, 85890049), (7, 12270007), (43, 1997443), (71, 1209719), (301, 285349), (497, 172817), (3053, 28133), (4019, 21371)]