31132218

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{399131}}^1$

素因数の和:399149

約数の個数: 16

約数和(自身を含む): 67054176

約数和(自身を除く): 35921958

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 399131, 798262, 1197393, 2394786, 5188703, 10377406, 15566109, 31132218]

約数ペア:

[(1, 31132218), (2, 15566109), (3, 10377406), (6, 5188703), (13, 2394786), (26, 1197393), (39, 798262), (78, 399131)]