56165517

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{47}}^1\times {\mathrm{251}}^1$

素因数の和:350

約数の個数: 36

約数和(自身を含む): 86958144

約数和(自身を除く): 30792627

約数列:

[1, 3, 9, 23, 47, 69, 141, 207, 251, 423, 529, 753, 1081, 1587, 2259, 3243, 4761, 5773, 9729, 11797, 17319, 24863, 35391, 51957, 74589, 106173, 132779, 223767, 271331, 398337, 813993, 1195011, 2441979, 6240613, 18721839, 56165517]

約数ペア:

[(1, 56165517), (3, 18721839), (9, 6240613), (23, 2441979), (47, 1195011), (69, 813993), (141, 398337), (207, 271331), (251, 223767), (423, 132779), (529, 106173), (753, 74589), (1081, 51957), (1587, 35391), (2259, 24863), (3243, 17319), (4761, 11797), (5773, 9729)]