28638591

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{349}}^1\times {\mathrm{1609}}^1$

素因数の和:1978

約数の個数: 16

約数和(自身を含む): 40572000

約数和(自身を除く): 11933409

約数列:

[1, 3, 17, 51, 349, 1047, 1609, 4827, 5933, 17799, 27353, 82059, 561541, 1684623, 9546197, 28638591]

約数ペア:

[(1, 28638591), (3, 9546197), (17, 1684623), (51, 561541), (349, 82059), (1047, 27353), (1609, 17799), (4827, 5933)]