51120559

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{2131}}^1$

素因数の和:2310

約数の個数: 16

約数和(自身を含む): 61401600

約数和(自身を除く): 10281041

約数列:

[1, 7, 23, 149, 161, 1043, 2131, 3427, 14917, 23989, 49013, 317519, 343091, 2222633, 7302937, 51120559]

約数ペア:

[(1, 51120559), (7, 7302937), (23, 2222633), (149, 343091), (161, 317519), (1043, 49013), (2131, 23989), (3427, 14917)]