13340457

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 22259328

約数和(自身を除く): 8918871

約数列:

[1, 3, 9, 13, 27, 39, 41, 81, 103, 117, 123, 243, 309, 351, 369, 533, 927, 1053, 1107, 1339, 1599, 2781, 3159, 3321, 4017, 4223, 4797, 8343, 9963, 12051, 12669, 14391, 25029, 36153, 38007, 43173, 54899, 108459, 114021, 129519, 164697, 325377, 342063, 494091, 1026189, 1482273, 4446819, 13340457]

約数ペア:

[(1, 13340457), (3, 4446819), (9, 1482273), (13, 1026189), (27, 494091), (39, 342063), (41, 325377), (81, 164697), (103, 129519), (117, 114021), (123, 108459), (243, 54899), (309, 43173), (351, 38007), (369, 36153), (533, 25029), (927, 14391), (1053, 12669), (1107, 12051), (1339, 9963), (1599, 8343), (2781, 4797), (3159, 4223), (3321, 4017)]