126564319

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1\times {\mathrm{911}}^1$

素因数の和:1230

約数の個数: 16

約数和(自身を含む): 147087360

約数和(自身を除く): 20523041

約数列:

[1, 7, 89, 223, 623, 911, 1561, 6377, 19847, 81079, 138929, 203153, 567553, 1422071, 18080617, 126564319]

約数ペア:

[(1, 126564319), (7, 18080617), (89, 1422071), (223, 567553), (623, 203153), (911, 138929), (1561, 81079), (6377, 19847)]