2047604013

素因数分解:

$3^2\times 7^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:281

約数の個数: 120

約数和(自身を含む): 3835599768

約数和(自身を除く): 1787995755

約数列:

[1, 3, 7, 9, 13, 21, 37, 39, 49, 63, 91, 111, 117, 147, 197, 259, 273, 333, 343, 441, 481, 591, 637, 777, 819, 1029, 1379, 1443, 1773, 1813, 1911, 2331, 2401, 2561, 3087, 3367, 4137, 4329, 4459, 5439, 5733, 7203, 7289, 7683, 9653, 10101, 12411, 12691, 13377, 16317, 17927, 21609, 21867, 23049, 23569, 28959, 30303, 31213, 38073, 40131, 51023, 53781, 65601, 67571, 70707, 86877, 88837, 93639, 94757, 114219, 125489, 153069, 161343, 164983, 202713, 212121, 266511, 280917, 284271, 357161, 376467, 459207, 472997, 494949, 608139, 663299, 799533, 852813, 878423, 1071483, 1129401, 1154881, 1418991, 1484847, 1989897, 2500127, 2635269, 3214449, 3464643, 4256973, 4643093, 5969691, 6148961, 7500381, 7905807, 10393929, 13929279, 17500889, 18446883, 22501143, 32501651, 41787837, 52502667, 55340649, 97504953, 157508001, 227511557, 292514859, 682534671, 2047604013]

約数ペア:

[(1, 2047604013), (3, 682534671), (7, 292514859), (9, 227511557), (13, 157508001), (21, 97504953), (37, 55340649), (39, 52502667), (49, 41787837), (63, 32501651), (91, 22501143), (111, 18446883), (117, 17500889), (147, 13929279), (197, 10393929), (259, 7905807), (273, 7500381), (333, 6148961), (343, 5969691), (441, 4643093), (481, 4256973), (591, 3464643), (637, 3214449), (777, 2635269), (819, 2500127), (1029, 1989897), (1379, 1484847), (1443, 1418991), (1773, 1154881), (1813, 1129401), (1911, 1071483), (2331, 878423), (2401, 852813), (2561, 799533), (3087, 663299), (3367, 608139), (4137, 494949), (4329, 472997), (4459, 459207), (5439, 376467), (5733, 357161), (7203, 284271), (7289, 280917), (7683, 266511), (9653, 212121), (10101, 202713), (12411, 164983), (12691, 161343), (13377, 153069), (16317, 125489), (17927, 114219), (21609, 94757), (21867, 93639), (23049, 88837), (23569, 86877), (28959, 70707), (30303, 67571), (31213, 65601), (38073, 53781), (40131, 51023)]