8643921

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{20149}}^1$

素因数の和:20176

約数の個数: 16

約数和(自身を含む): 13540800

約数和(自身を除く): 4896879

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 20149, 60447, 221639, 261937, 664917, 785811, 2881307, 8643921]

約数ペア:

[(1, 8643921), (3, 2881307), (11, 785811), (13, 664917), (33, 261937), (39, 221639), (143, 60447), (429, 20149)]