201993123

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{66863}}^1$

素因数の和:66938

約数の個数: 16

約数和(自身を含む): 288852480

約数和(自身を除く): 86859357

約数列:

[1, 3, 19, 53, 57, 159, 1007, 3021, 66863, 200589, 1270397, 3543739, 3811191, 10631217, 67331041, 201993123]

約数ペア:

[(1, 201993123), (3, 67331041), (19, 10631217), (53, 3811191), (57, 3543739), (159, 1270397), (1007, 200589), (3021, 66863)]