42208719

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{28309}}^1$

素因数の和:28390

約数の個数: 16

約数和(自身を含む): 65226240

約数和(自身を除く): 23017521

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 28309, 84927, 198163, 594489, 2009939, 6029817, 14069573, 42208719]

約数ペア:

[(1, 42208719), (3, 14069573), (7, 6029817), (21, 2009939), (71, 594489), (213, 198163), (497, 84927), (1491, 28309)]