31496949

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4481}}^1$

素因数の和:4569

約数の個数: 24

約数和(自身を含む): 50341824

約数和(自身を除く): 18844875

約数列:

[1, 3, 9, 11, 33, 71, 99, 213, 639, 781, 2343, 4481, 7029, 13443, 40329, 49291, 147873, 318151, 443619, 954453, 2863359, 3499661, 10498983, 31496949]

約数ペア:

[(1, 31496949), (3, 10498983), (9, 3499661), (11, 2863359), (33, 954453), (71, 443619), (99, 318151), (213, 147873), (639, 49291), (781, 40329), (2343, 13443), (4481, 7029)]