217307549

素因数分解:

${\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{1997}}^1$

素因数の和:2224

約数の個数: 16

約数和(自身を含む): 237793968

約数和(自身を除く): 20486419

約数列:

[1, 17, 37, 173, 629, 1997, 2941, 6401, 33949, 73889, 108817, 345481, 1256113, 5873177, 12782797, 217307549]

約数ペア:

[(1, 217307549), (17, 12782797), (37, 5873177), (173, 1256113), (629, 345481), (1997, 108817), (2941, 73889), (6401, 33949)]