72758581

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2521}}^1$

素因数の和:2585

約数の個数: 24

約数和(自身を含む): 92002560

約数和(自身を除く): 19243979

約数列:

[1, 7, 19, 31, 49, 133, 217, 589, 931, 1519, 2521, 4123, 17647, 28861, 47899, 78151, 123529, 335293, 547057, 1484869, 2347051, 3829399, 10394083, 72758581]

約数ペア:

[(1, 72758581), (7, 10394083), (19, 3829399), (31, 2347051), (49, 1484869), (133, 547057), (217, 335293), (589, 123529), (931, 78151), (1519, 47899), (2521, 28861), (4123, 17647)]