212267517

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{83537}}^1$

素因数の和:83569

約数の個数: 24

約数和(自身を含む): 355537728

約数和(自身を除く): 143270211

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847, 2541, 83537, 250611, 584759, 918907, 1754277, 2756721, 6432349, 10107977, 19297047, 30323931, 70755839, 212267517]

約数ペア:

[(1, 212267517), (3, 70755839), (7, 30323931), (11, 19297047), (21, 10107977), (33, 6432349), (77, 2756721), (121, 1754277), (231, 918907), (363, 584759), (847, 250611), (2541, 83537)]