54721355

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{2089}}^1$

素因数の和:2151

約数の個数: 24

約数和(自身を含む): 73434240

約数和(自身を除く): 18712885

約数列:

[1, 5, 13, 31, 65, 155, 169, 403, 845, 2015, 2089, 5239, 10445, 26195, 27157, 64759, 135785, 323795, 353041, 841867, 1765205, 4209335, 10944271, 54721355]

約数ペア:

[(1, 54721355), (5, 10944271), (13, 4209335), (31, 1765205), (65, 841867), (155, 353041), (169, 323795), (403, 135785), (845, 64759), (2015, 27157), (2089, 26195), (5239, 10445)]