1906298667

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{32783}}^1$

素因数の和:32880

約数の個数: 48

約数和(自身を含む): 3436812288

約数和(自身を除く): 1530513621

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 71, 91, 117, 213, 273, 497, 639, 819, 923, 1491, 2769, 4473, 6461, 8307, 19383, 32783, 58149, 98349, 229481, 295047, 426179, 688443, 1278537, 2065329, 2327593, 2983253, 3835611, 6982779, 8949759, 16293151, 20948337, 26849277, 30258709, 48879453, 90776127, 146638359, 211810963, 272328381, 635432889, 1906298667]

約数ペア:

[(1, 1906298667), (3, 635432889), (7, 272328381), (9, 211810963), (13, 146638359), (21, 90776127), (39, 48879453), (63, 30258709), (71, 26849277), (91, 20948337), (117, 16293151), (213, 8949759), (273, 6982779), (497, 3835611), (639, 2983253), (819, 2327593), (923, 2065329), (1491, 1278537), (2769, 688443), (4473, 426179), (6461, 295047), (8307, 229481), (19383, 98349), (32783, 58149)]