17640009

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{52973}}^1$

素因数の和:53016

約数の個数: 12

約数和(自身を含む): 26169156

約数和(自身を除く): 8529147

約数列:

[1, 3, 9, 37, 111, 333, 52973, 158919, 476757, 1960001, 5880003, 17640009]

約数ペア:

[(1, 17640009), (3, 5880003), (9, 1960001), (37, 476757), (111, 158919), (333, 52973)]