209214558

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{1660433}}^1$

素因数の和:1660448

約数の個数: 24

約数和(自身を含む): 518055408

約数和(自身を除く): 308840850

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 1660433, 3320866, 4981299, 9962598, 11623031, 14943897, 23246062, 29887794, 34869093, 69738186, 104607279, 209214558]

約数ペア:

[(1, 209214558), (2, 104607279), (3, 69738186), (6, 34869093), (7, 29887794), (9, 23246062), (14, 14943897), (18, 11623031), (21, 9962598), (42, 4981299), (63, 3320866), (126, 1660433)]