203892021

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{10939}}^1$

素因数の和:11073

約数の個数: 24

約数和(自身を含む): 312884000

約数和(自身を除く): 108991979

約数列:

[1, 3, 9, 19, 57, 109, 171, 327, 981, 2071, 6213, 10939, 18639, 32817, 98451, 207841, 623523, 1192351, 1870569, 3577053, 10731159, 22654669, 67964007, 203892021]

約数ペア:

[(1, 203892021), (3, 67964007), (9, 22654669), (19, 10731159), (57, 3577053), (109, 1870569), (171, 1192351), (327, 623523), (981, 207841), (2071, 98451), (6213, 32817), (10939, 18639)]