16220673

素因数分解:

$3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{3527}}^1$

素因数の和:3613

約数の個数: 24

約数和(自身を含む): 27151488

約数和(自身を除く): 10930815

約数列:

[1, 3, 7, 9, 21, 63, 73, 219, 511, 657, 1533, 3527, 4599, 10581, 24689, 31743, 74067, 222201, 257471, 772413, 1802297, 2317239, 5406891, 16220673]

約数ペア:

[(1, 16220673), (3, 5406891), (7, 2317239), (9, 1802297), (21, 772413), (63, 257471), (73, 222201), (219, 74067), (511, 31743), (657, 24689), (1533, 10581), (3527, 4599)]