189966861

素因数分解:

$3^2\times 7^1\times {\mathrm{613}}^1\times {\mathrm{4919}}^1$

素因数の和:5545

約数の個数: 24

約数和(自身を含む): 314171520

約数和(自身を除く): 124204659

約数列:

[1, 3, 7, 9, 21, 63, 613, 1839, 4291, 4919, 5517, 12873, 14757, 34433, 38619, 44271, 103299, 309897, 3015347, 9046041, 21107429, 27138123, 63322287, 189966861]

約数ペア:

[(1, 189966861), (3, 63322287), (7, 27138123), (9, 21107429), (21, 9046041), (63, 3015347), (613, 309897), (1839, 103299), (4291, 44271), (4919, 38619), (5517, 34433), (12873, 14757)]