20160707217

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{15738257}}^1$

素因数の和:15738328

約数の個数: 16

約数和(自身を含む): 31224703872

約数和(自身を除く): 11063996655

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 15738257, 47214771, 110167799, 330503397, 960033677, 2880101031, 6720235739, 20160707217]

約数ペア:

[(1, 20160707217), (3, 6720235739), (7, 2880101031), (21, 960033677), (61, 330503397), (183, 110167799), (427, 47214771), (1281, 15738257)]