200721807

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:123

約数の個数: 120

約数和(自身を含む): 374128128

約数和(自身を除く): 173406321

約数列:

[1, 3, 9, 11, 13, 27, 31, 33, 39, 43, 81, 93, 99, 117, 129, 143, 169, 279, 297, 341, 351, 387, 403, 429, 473, 507, 559, 837, 891, 1023, 1053, 1161, 1209, 1287, 1333, 1419, 1521, 1677, 1859, 2511, 3069, 3483, 3627, 3861, 3999, 4257, 4433, 4563, 5031, 5239, 5577, 6149, 7267, 9207, 10881, 11583, 11997, 12771, 13299, 13689, 14663, 15093, 15717, 16731, 17329, 18447, 21801, 27621, 32643, 35991, 38313, 39897, 43989, 45279, 47151, 50193, 51987, 55341, 57629, 65403, 79937, 107973, 119691, 131967, 141453, 150579, 155961, 166023, 172887, 190619, 196209, 225277, 239811, 359073, 395901, 424359, 467883, 498069, 518661, 571857, 588627, 675831, 719433, 1187703, 1403649, 1555983, 1715571, 2027493, 2158299, 2478047, 4667949, 5146713, 6082479, 6474897, 7434141, 15440139, 18247437, 22302423, 66907269, 200721807]

約数ペア:

[(1, 200721807), (3, 66907269), (9, 22302423), (11, 18247437), (13, 15440139), (27, 7434141), (31, 6474897), (33, 6082479), (39, 5146713), (43, 4667949), (81, 2478047), (93, 2158299), (99, 2027493), (117, 1715571), (129, 1555983), (143, 1403649), (169, 1187703), (279, 719433), (297, 675831), (341, 588627), (351, 571857), (387, 518661), (403, 498069), (429, 467883), (473, 424359), (507, 395901), (559, 359073), (837, 239811), (891, 225277), (1023, 196209), (1053, 190619), (1161, 172887), (1209, 166023), (1287, 155961), (1333, 150579), (1419, 141453), (1521, 131967), (1677, 119691), (1859, 107973), (2511, 79937), (3069, 65403), (3483, 57629), (3627, 55341), (3861, 51987), (3999, 50193), (4257, 47151), (4433, 45279), (4563, 43989), (5031, 39897), (5239, 38313), (5577, 35991), (6149, 32643), (7267, 27621), (9207, 21801), (10881, 18447), (11583, 17329), (11997, 16731), (12771, 15717), (13299, 15093), (13689, 14663)]