12878979

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{13291}}^1$

素因数の和:13330

約数の個数: 16

約数和(自身を含む): 19140480

約数和(自身を除く): 6261501

約数列:

[1, 3, 17, 19, 51, 57, 323, 969, 13291, 39873, 225947, 252529, 677841, 757587, 4292993, 12878979]

約数ペア:

[(1, 12878979), (3, 4292993), (17, 757587), (19, 677841), (51, 252529), (57, 225947), (323, 39873), (969, 13291)]