2017181761

素因数分解:

$7^1\times {\mathrm{139}}^1\times {\mathrm{509}}^1\times {\mathrm{4073}}^1$

素因数の和:4728

約数の個数: 16

約数和(自身を含む): 2327068800

約数和(自身を除く): 309887039

約数列:

[1, 7, 139, 509, 973, 3563, 4073, 28511, 70751, 495257, 566147, 2073157, 3963029, 14512099, 288168823, 2017181761]

約数ペア:

[(1, 2017181761), (7, 288168823), (139, 14512099), (509, 3963029), (973, 2073157), (3563, 566147), (4073, 495257), (28511, 70751)]