890847721

素因数分解:

${\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{1997}}^1$

素因数の和:2232

約数の個数: 16

約数和(自身を含む): 927583488

約数和(自身を除く): 36735767

約数列:

[1, 61, 71, 103, 1997, 4331, 6283, 7313, 121817, 141787, 205691, 446093, 8649007, 12547151, 14604061, 890847721]

約数ペア:

[(1, 890847721), (61, 14604061), (71, 12547151), (103, 8649007), (1997, 446093), (4331, 205691), (6283, 141787), (7313, 121817)]