56781327

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1\times {\mathrm{991}}^1$

素因数の和:1334

約数の個数: 16

約数和(自身を含む): 77137920

約数和(自身を除く): 20356593

約数列:

[1, 3, 71, 213, 269, 807, 991, 2973, 19099, 57297, 70361, 211083, 266579, 799737, 18927109, 56781327]

約数ペア:

[(1, 56781327), (3, 18927109), (71, 799737), (213, 266579), (269, 211083), (807, 70361), (991, 57297), (2973, 19099)]