201993981

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{418207}}^1$

素因数の和:418240

約数の個数: 16

約数和(自身を含む): 321183744

約数和(自身を除く): 119189763

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 418207, 1254621, 2927449, 8782347, 9618761, 28856283, 67331327, 201993981]

約数ペア:

[(1, 201993981), (3, 67331327), (7, 28856283), (21, 9618761), (23, 8782347), (69, 2927449), (161, 1254621), (483, 418207)]