171973009

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{7823}}^1$

素因数の和:7944

約数の個数: 16

約数和(自身を含む): 197164800

約数和(自身を除く): 25191791

約数列:

[1, 13, 19, 89, 247, 1157, 1691, 7823, 21983, 101699, 148637, 696247, 1932281, 9051211, 13228693, 171973009]

約数ペア:

[(1, 171973009), (13, 13228693), (19, 9051211), (89, 1932281), (247, 696247), (1157, 148637), (1691, 101699), (7823, 21983)]