31780644

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{953}}^1$

素因数の和:1364

約数の個数: 48

約数和(自身を含む): 85051008

約数和(自身を除く): 53270364

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 397, 794, 953, 1191, 1588, 1906, 2382, 2779, 2859, 3812, 4764, 5558, 5718, 6671, 8337, 11116, 11436, 13342, 16674, 20013, 26684, 33348, 40026, 80052, 378341, 756682, 1135023, 1513364, 2270046, 2648387, 4540092, 5296774, 7945161, 10593548, 15890322, 31780644]

約数ペア:

[(1, 31780644), (2, 15890322), (3, 10593548), (4, 7945161), (6, 5296774), (7, 4540092), (12, 2648387), (14, 2270046), (21, 1513364), (28, 1135023), (42, 756682), (84, 378341), (397, 80052), (794, 40026), (953, 33348), (1191, 26684), (1588, 20013), (1906, 16674), (2382, 13342), (2779, 11436), (2859, 11116), (3812, 8337), (4764, 6671), (5558, 5718)]