208044837

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3299}}^1$

素因数の和:3343

約数の個数: 72

約数和(自身を含む): 410810400

約数和(自身を除く): 202765563

約数列:

[1, 3, 7, 9, 11, 13, 21, 33, 39, 49, 63, 77, 91, 99, 117, 143, 147, 231, 273, 429, 441, 539, 637, 693, 819, 1001, 1287, 1617, 1911, 3003, 3299, 4851, 5733, 7007, 9009, 9897, 21021, 23093, 29691, 36289, 42887, 63063, 69279, 108867, 128661, 161651, 207837, 254023, 300209, 326601, 385983, 471757, 484953, 762069, 900627, 1415271, 1454859, 1778161, 2101463, 2286207, 2701881, 3302299, 4245813, 5334483, 6304389, 9906897, 16003449, 18913167, 23116093, 29720691, 69348279, 208044837]

約数ペア:

[(1, 208044837), (3, 69348279), (7, 29720691), (9, 23116093), (11, 18913167), (13, 16003449), (21, 9906897), (33, 6304389), (39, 5334483), (49, 4245813), (63, 3302299), (77, 2701881), (91, 2286207), (99, 2101463), (117, 1778161), (143, 1454859), (147, 1415271), (231, 900627), (273, 762069), (429, 484953), (441, 471757), (539, 385983), (637, 326601), (693, 300209), (819, 254023), (1001, 207837), (1287, 161651), (1617, 128661), (1911, 108867), (3003, 69279), (3299, 63063), (4851, 42887), (5733, 36289), (7007, 29691), (9009, 23093), (9897, 21021)]