990001586

素因数分解:

$2^1\times 7^3\times {\mathrm{1443151}}^1$

素因数の和:1443174

約数の個数: 16

約数和(自身を含む): 1731782400

約数和(自身を除く): 741780814

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 1443151, 2886302, 10102057, 20204114, 70714399, 141428798, 495000793, 990001586]

約数ペア:

[(1, 990001586), (2, 495000793), (7, 141428798), (14, 70714399), (49, 20204114), (98, 10102057), (343, 2886302), (686, 1443151)]