3943947

素因数分解:

$3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1723}}^1$

素因数の和:1842

約数の個数: 16

約数和(自身を含む): 6068480

約数和(自身を除く): 2124533

約数列:

[1, 3, 7, 21, 109, 327, 763, 1723, 2289, 5169, 12061, 36183, 187807, 563421, 1314649, 3943947]

約数ペア:

[(1, 3943947), (3, 1314649), (7, 563421), (21, 187807), (109, 36183), (327, 12061), (763, 5169), (1723, 2289)]