721567770021

素因数分解:

$3^3\times 7^1\times {\mathrm{797}}^1\times {\mathrm{4790237}}^1$

素因数の和:4791050

約数の個数: 32

約数和(自身を含む): 1223235175680

約数和(自身を除く): 501667405659

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 797, 2391, 5579, 7173, 16737, 21519, 50211, 150633, 4790237, 14370711, 33531659, 43112133, 100594977, 129336399, 301784931, 905354793, 3817818889, 11453456667, 26724732223, 34360370001, 80174196669, 103081110003, 240522590007, 721567770021]

約数ペア:

[(1, 721567770021), (3, 240522590007), (7, 103081110003), (9, 80174196669), (21, 34360370001), (27, 26724732223), (63, 11453456667), (189, 3817818889), (797, 905354793), (2391, 301784931), (5579, 129336399), (7173, 100594977), (16737, 43112133), (21519, 33531659), (50211, 14370711), (150633, 4790237)]