81818909

素因数分解:

${\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{1279}}^1$

素因数の和:1420

約数の個数: 16

約数和(自身を含む): 89579520

約数和(自身を除く): 7760611

約数列:

[1, 17, 53, 71, 901, 1207, 1279, 3763, 21743, 63971, 67787, 90809, 1152379, 1543753, 4812877, 81818909]

約数ペア:

[(1, 81818909), (17, 4812877), (53, 1543753), (71, 1152379), (901, 90809), (1207, 67787), (1279, 63971), (3763, 21743)]