251019917551

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{743}}^1\times {\mathrm{1528717}}^1$

素因数の和:1529490

約数の個数: 16

約数和(自身を含む): 286616280384

約数和(自身を除く): 35596362833

約数列:

[1, 13, 17, 221, 743, 9659, 12631, 164203, 1528717, 19873321, 25988189, 337846457, 1135836731, 14765877503, 19309224427, 251019917551]

約数ペア:

[(1, 251019917551), (13, 19309224427), (17, 14765877503), (221, 1135836731), (743, 337846457), (9659, 25988189), (12631, 19873321), (164203, 1528717)]