12891609

素因数分解:

$3^3\times {\mathrm{367}}^1\times {\mathrm{1301}}^1$

素因数の和:1677

約数の個数: 16

約数和(自身を含む): 19165440

約数和(自身を除く): 6273831

約数列:

[1, 3, 9, 27, 367, 1101, 1301, 3303, 3903, 9909, 11709, 35127, 477467, 1432401, 4297203, 12891609]

約数ペア:

[(1, 12891609), (3, 4297203), (9, 1432401), (27, 477467), (367, 35127), (1101, 11709), (1301, 9909), (3303, 3903)]