338779532

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4289}}^1$

素因数の和:4351

約数の個数: 72

約数和(自身を含む): 766846080

約数和(自身を除く): 428066548

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 49, 52, 62, 91, 98, 124, 182, 196, 217, 364, 403, 434, 637, 806, 868, 1274, 1519, 1612, 2548, 2821, 3038, 4289, 5642, 6076, 8578, 11284, 17156, 19747, 30023, 39494, 55757, 60046, 78988, 111514, 120092, 132959, 210161, 223028, 265918, 390299, 420322, 531836, 780598, 840644, 930713, 1561196, 1728467, 1861426, 2732093, 3456934, 3722852, 5464186, 6514991, 6913868, 10928372, 12099269, 13029982, 24198538, 26059964, 48397076, 84694883, 169389766, 338779532]

約数ペア:

[(1, 338779532), (2, 169389766), (4, 84694883), (7, 48397076), (13, 26059964), (14, 24198538), (26, 13029982), (28, 12099269), (31, 10928372), (49, 6913868), (52, 6514991), (62, 5464186), (91, 3722852), (98, 3456934), (124, 2732093), (182, 1861426), (196, 1728467), (217, 1561196), (364, 930713), (403, 840644), (434, 780598), (637, 531836), (806, 420322), (868, 390299), (1274, 265918), (1519, 223028), (1612, 210161), (2548, 132959), (2821, 120092), (3038, 111514), (4289, 78988), (5642, 60046), (6076, 55757), (8578, 39494), (11284, 30023), (17156, 19747)]