208049391

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{2267}}^1$

素因数の和:2393

約数の個数: 40

約数和(自身を含む): 342486144

約数和(自身を除く): 134436753

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 103, 297, 309, 891, 927, 1133, 2267, 2781, 3399, 6801, 8343, 10197, 20403, 24937, 30591, 61209, 74811, 91773, 183627, 224433, 233501, 673299, 700503, 2019897, 2101509, 2568511, 6304527, 7705533, 18913581, 23116599, 69349797, 208049391]

約数ペア:

[(1, 208049391), (3, 69349797), (9, 23116599), (11, 18913581), (27, 7705533), (33, 6304527), (81, 2568511), (99, 2101509), (103, 2019897), (297, 700503), (309, 673299), (891, 233501), (927, 224433), (1133, 183627), (2267, 91773), (2781, 74811), (3399, 61209), (6801, 30591), (8343, 24937), (10197, 20403)]