199907487

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{2383}}^1$

素因数の和:2644

約数の個数: 32

約数和(自身を含む): 320409600

約数和(自身を除く): 120502113

約数列:

[1, 3, 9, 13, 27, 39, 117, 239, 351, 717, 2151, 2383, 3107, 6453, 7149, 9321, 21447, 27963, 30979, 64341, 83889, 92937, 278811, 569537, 836433, 1708611, 5125833, 7403981, 15377499, 22211943, 66635829, 199907487]

約数ペア:

[(1, 199907487), (3, 66635829), (9, 22211943), (13, 15377499), (27, 7403981), (39, 5125833), (117, 1708611), (239, 836433), (351, 569537), (717, 278811), (2151, 92937), (2383, 83889), (3107, 64341), (6453, 30979), (7149, 27963), (9321, 21447)]