15721840953

素因数分解:

$3^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{1129}}^1$

素因数の和:1516

約数の個数: 96

約数和(自身を含む): 28627872000

約数和(自身を除く): 12906031047

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 343, 347, 441, 637, 819, 1029, 1041, 1129, 1911, 2429, 3087, 3123, 3387, 4459, 4511, 5733, 7287, 7903, 10161, 13377, 13533, 14677, 17003, 21861, 23709, 31577, 40131, 40599, 44031, 51009, 55321, 71127, 94731, 102739, 119021, 132093, 153027, 165963, 221039, 284193, 308217, 357063, 387247, 391763, 497889, 663117, 719173, 924651, 1071189, 1161741, 1175289, 1547273, 1989351, 2157519, 2742341, 3485223, 3525867, 4641819, 5034211, 5092919, 6472557, 8227023, 13925457, 15102633, 15278757, 19196387, 24681069, 35650433, 45307899, 45836271, 57589161, 106951299, 134374709, 172767483, 249553031, 320853897, 403124127, 748659093, 1209372381, 1746871217, 2245977279, 5240613651, 15721840953]

約数ペア:

[(1, 15721840953), (3, 5240613651), (7, 2245977279), (9, 1746871217), (13, 1209372381), (21, 748659093), (39, 403124127), (49, 320853897), (63, 249553031), (91, 172767483), (117, 134374709), (147, 106951299), (273, 57589161), (343, 45836271), (347, 45307899), (441, 35650433), (637, 24681069), (819, 19196387), (1029, 15278757), (1041, 15102633), (1129, 13925457), (1911, 8227023), (2429, 6472557), (3087, 5092919), (3123, 5034211), (3387, 4641819), (4459, 3525867), (4511, 3485223), (5733, 2742341), (7287, 2157519), (7903, 1989351), (10161, 1547273), (13377, 1175289), (13533, 1161741), (14677, 1071189), (17003, 924651), (21861, 719173), (23709, 663117), (31577, 497889), (40131, 391763), (40599, 387247), (44031, 357063), (51009, 308217), (55321, 284193), (71127, 221039), (94731, 165963), (102739, 153027), (119021, 132093)]