78015788

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{21647}}^1$

素因数の和:21721

約数の個数: 24

約数和(自身を含む): 147292992

約数和(自身を除く): 69277204

約数列:

[1, 2, 4, 17, 34, 53, 68, 106, 212, 901, 1802, 3604, 21647, 43294, 86588, 367999, 735998, 1147291, 1471996, 2294582, 4589164, 19503947, 39007894, 78015788]

約数ペア:

[(1, 78015788), (2, 39007894), (4, 19503947), (17, 4589164), (34, 2294582), (53, 1471996), (68, 1147291), (106, 735998), (212, 367999), (901, 86588), (1802, 43294), (3604, 21647)]