172488141

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{30763}}^1$

素因数の和:30865

約数の個数: 24

約数和(自身を含む): 287951040

約数和(自身を除く): 115462899

約数列:

[1, 3, 7, 9, 21, 63, 89, 267, 623, 801, 1869, 5607, 30763, 92289, 215341, 276867, 646023, 1938069, 2737907, 8213721, 19165349, 24641163, 57496047, 172488141]

約数ペア:

[(1, 172488141), (3, 57496047), (7, 24641163), (9, 19165349), (21, 8213721), (63, 2737907), (89, 1938069), (267, 646023), (623, 276867), (801, 215341), (1869, 92289), (5607, 30763)]