6447981

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{239}}^1$

素因数の和:305

約数の個数: 24

約数和(自身を含む): 9555840

約数和(自身を除く): 3107859

約数列:

[1, 3, 17, 23, 51, 69, 239, 391, 529, 717, 1173, 1587, 4063, 5497, 8993, 12189, 16491, 26979, 93449, 126431, 280347, 379293, 2149327, 6447981]

約数ペア:

[(1, 6447981), (3, 2149327), (17, 379293), (23, 280347), (51, 126431), (69, 93449), (239, 26979), (391, 16491), (529, 12189), (717, 8993), (1173, 5497), (1587, 4063)]