5239521

素因数分解:

$3^2\times 7^2\times {\mathrm{109}}^2$

素因数の和:238

約数の個数: 27

約数和(自身を含む): 8885331

約数和(自身を除く): 3645810

約数列:

[1, 3, 7, 9, 21, 49, 63, 109, 147, 327, 441, 763, 981, 2289, 5341, 6867, 11881, 16023, 35643, 48069, 83167, 106929, 249501, 582169, 748503, 1746507, 5239521]

約数ペア:

[(1, 5239521), (3, 1746507), (7, 748503), (9, 582169), (21, 249501), (49, 106929), (63, 83167), (109, 48069), (147, 35643), (327, 16023), (441, 11881), (763, 6867), (981, 5341)]