12865641

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1723}}^1$

素因数の和:1876

約数の個数: 16

約数和(自身を含む): 18205440

約数和(自身を除く): 5339799

約数列:

[1, 3, 19, 57, 131, 393, 1723, 2489, 5169, 7467, 32737, 98211, 225713, 677139, 4288547, 12865641]

約数ペア:

[(1, 12865641), (3, 4288547), (19, 677139), (57, 225713), (131, 98211), (393, 32737), (1723, 7467), (2489, 5169)]