200907945

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{70867}}^1$

素因数の和:70891

約数の個数: 40

約数和(自身を含む): 411601344

約数和(自身を除く): 210693399

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2835, 70867, 212601, 354335, 496069, 637803, 1063005, 1488207, 1913409, 2480345, 3189015, 4464621, 5740227, 7441035, 9567045, 13393863, 22323105, 28701135, 40181589, 66969315, 200907945]

約数ペア:

[(1, 200907945), (3, 66969315), (5, 40181589), (7, 28701135), (9, 22323105), (15, 13393863), (21, 9567045), (27, 7441035), (35, 5740227), (45, 4464621), (63, 3189015), (81, 2480345), (105, 1913409), (135, 1488207), (189, 1063005), (315, 637803), (405, 496069), (567, 354335), (945, 212601), (2835, 70867)]