66649331

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1\times {\mathrm{1193}}^1$

素因数の和:1570

約数の個数: 16

約数和(自身を含む): 79778304

約数和(自身を除く): 13128973

約数列:

[1, 7, 23, 161, 347, 1193, 2429, 7981, 8351, 27439, 55867, 192073, 413971, 2897797, 9521333, 66649331]

約数ペア:

[(1, 66649331), (7, 9521333), (23, 2897797), (161, 413971), (347, 192073), (1193, 55867), (2429, 27439), (7981, 8351)]