201666339

素因数分解:

$3^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{16249}}^1$

素因数の和:16459

約数の個数: 24

約数和(自身を含む): 334620000

約数和(自身を除く): 132953661

約数列:

[1, 3, 7, 9, 21, 63, 197, 591, 1379, 1773, 4137, 12411, 16249, 48747, 113743, 146241, 341229, 1023687, 3201053, 9603159, 22407371, 28809477, 67222113, 201666339]

約数ペア:

[(1, 201666339), (3, 67222113), (7, 28809477), (9, 22407371), (21, 9603159), (63, 3201053), (197, 1023687), (591, 341229), (1379, 146241), (1773, 113743), (4137, 48747), (12411, 16249)]