128319191

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{18313}}^1$

素因数の和:18351

約数の個数: 24

約数和(自身を含む): 175374864

約数和(自身を除く): 47055673

約数列:

[1, 7, 11, 13, 49, 77, 91, 143, 539, 637, 1001, 7007, 18313, 128191, 201443, 238069, 897337, 1410101, 1666483, 2618759, 9870707, 11665381, 18331313, 128319191]

約数ペア:

[(1, 128319191), (7, 18331313), (11, 11665381), (13, 9870707), (49, 2618759), (77, 1666483), (91, 1410101), (143, 897337), (539, 238069), (637, 201443), (1001, 128191), (7007, 18313)]