63720797

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{1523}}^1$

素因数の和:1712

約数の個数: 16

約数和(自身を含む): 75102720

約数和(自身を除く): 11381923

約数列:

[1, 7, 43, 139, 301, 973, 1523, 5977, 10661, 41839, 65489, 211697, 458423, 1481879, 9102971, 63720797]

約数ペア:

[(1, 63720797), (7, 9102971), (43, 1481879), (139, 458423), (301, 211697), (973, 65489), (1523, 41839), (5977, 10661)]