31429278

素因数分解:

$2^1\times 3^2\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1$

素因数の和:393

約数の個数: 48

約数和(自身を含む): 69909840

約数和(自身を除く): 38480562

約数列:

[1, 2, 3, 6, 9, 18, 83, 109, 166, 193, 218, 249, 327, 386, 498, 579, 654, 747, 981, 1158, 1494, 1737, 1962, 3474, 9047, 16019, 18094, 21037, 27141, 32038, 42074, 48057, 54282, 63111, 81423, 96114, 126222, 144171, 162846, 189333, 288342, 378666, 1746071, 3492142, 5238213, 10476426, 15714639, 31429278]

約数ペア:

[(1, 31429278), (2, 15714639), (3, 10476426), (6, 5238213), (9, 3492142), (18, 1746071), (83, 378666), (109, 288342), (166, 189333), (193, 162846), (218, 144171), (249, 126222), (327, 96114), (386, 81423), (498, 63111), (579, 54282), (654, 48057), (747, 42074), (981, 32038), (1158, 27141), (1494, 21037), (1737, 18094), (1962, 16019), (3474, 9047)]