84721567

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{4201}}^1$

素因数の和:4318

約数の個数: 16

約数和(自身を含む): 100579072

約数和(自身を除く): 15857505

約数列:

[1, 7, 43, 67, 301, 469, 2881, 4201, 20167, 29407, 180643, 281467, 1264501, 1970269, 12103081, 84721567]

約数ペア:

[(1, 84721567), (7, 12103081), (43, 1970269), (67, 1264501), (301, 281467), (469, 180643), (2881, 29407), (4201, 20167)]