1297779

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2131}}^1$

素因数の和:2170

約数の個数: 16

約数和(自身を含む): 2046720

約数和(自身を除く): 748941

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 2131, 6393, 14917, 44751, 61799, 185397, 432593, 1297779]

約数ペア:

[(1, 1297779), (3, 432593), (7, 185397), (21, 61799), (29, 44751), (87, 14917), (203, 6393), (609, 2131)]