201393171

素因数分解:

$3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{25171}}^1$

素因数の和:25311

約数の個数: 24

約数和(自身を含む): 335089664

約数和(自身を除く): 133696493

約数列:

[1, 3, 7, 9, 21, 63, 127, 381, 889, 1143, 2667, 8001, 25171, 75513, 176197, 226539, 528591, 1585773, 3196717, 9590151, 22377019, 28770453, 67131057, 201393171]

約数ペア:

[(1, 201393171), (3, 67131057), (7, 28770453), (9, 22377019), (21, 9590151), (63, 3196717), (127, 1585773), (381, 528591), (889, 226539), (1143, 176197), (2667, 75513), (8001, 25171)]