81173351

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{13921}}^1$

素因数の和:13959

約数の個数: 16

約数和(自身を含む): 100238400

約数和(自身を除く): 19065049

約数列:

[1, 7, 17, 49, 119, 343, 833, 5831, 13921, 97447, 236657, 682129, 1656599, 4774903, 11596193, 81173351]

約数ペア:

[(1, 81173351), (7, 11596193), (17, 4774903), (49, 1656599), (119, 682129), (343, 236657), (833, 97447), (5831, 13921)]