12909819

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{7043}}^1$

素因数の和:7106

約数の個数: 16

約数和(自身を含む): 18934272

約数和(自身を除く): 6024453

約数列:

[1, 3, 13, 39, 47, 141, 611, 1833, 7043, 21129, 91559, 274677, 331021, 993063, 4303273, 12909819]

約数ペア:

[(1, 12909819), (3, 4303273), (13, 993063), (39, 331021), (47, 274677), (141, 91559), (611, 21129), (1833, 7043)]