31172391

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{37243}}^1$

素因数の和:37283

約数の個数: 16

約数和(自身を含む): 47672320

約数和(自身を除く): 16499929

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 37243, 111729, 335187, 1005561, 1154533, 3463599, 10390797, 31172391]

約数ペア:

[(1, 31172391), (3, 10390797), (9, 3463599), (27, 1154533), (31, 1005561), (93, 335187), (279, 111729), (837, 37243)]