13220543

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{269}}^1$

素因数の和:359

約数の個数: 24

約数和(自身を含む): 16621200

約数和(自身を除く): 3400657

約数列:

[1, 7, 17, 49, 59, 119, 269, 413, 833, 1003, 1883, 2891, 4573, 7021, 13181, 15871, 32011, 49147, 111097, 224077, 269807, 777679, 1888649, 13220543]

約数ペア:

[(1, 13220543), (7, 1888649), (17, 777679), (49, 269807), (59, 224077), (119, 111097), (269, 49147), (413, 32011), (833, 15871), (1003, 13181), (1883, 7021), (2891, 4573)]