304865120217

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{359}}^1\times {\mathrm{19891}}^1$

素因数の和:20386

約数の個数: 64

約数和(自身を含む): 494976614400

約数和(自身を除く): 190111494183

約数列:

[1, 3, 7, 19, 21, 57, 107, 133, 321, 359, 399, 749, 1077, 2033, 2247, 2513, 6099, 6821, 7539, 14231, 19891, 20463, 38413, 42693, 47747, 59673, 115239, 139237, 143241, 268891, 377929, 417711, 729847, 806673, 1133787, 2128337, 2189541, 2645503, 5108929, 6385011, 7140869, 7936509, 14898359, 15326787, 21422607, 40438403, 44695077, 49986083, 121315209, 135676511, 149958249, 283068821, 407029533, 764072983, 849206463, 949735577, 2292218949, 2849206731, 5348510881, 14517386677, 16045532643, 43552160031, 101621706739, 304865120217]

約数ペア:

[(1, 304865120217), (3, 101621706739), (7, 43552160031), (19, 16045532643), (21, 14517386677), (57, 5348510881), (107, 2849206731), (133, 2292218949), (321, 949735577), (359, 849206463), (399, 764072983), (749, 407029533), (1077, 283068821), (2033, 149958249), (2247, 135676511), (2513, 121315209), (6099, 49986083), (6821, 44695077), (7539, 40438403), (14231, 21422607), (19891, 15326787), (20463, 14898359), (38413, 7936509), (42693, 7140869), (47747, 6385011), (59673, 5108929), (115239, 2645503), (139237, 2189541), (143241, 2128337), (268891, 1133787), (377929, 806673), (417711, 729847)]