210833775

素因数分解:

$3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{19937}}^1$

素因数の和:20000

約数の個数: 36

約数和(自身を含む): 385680672

約数和(自身を除く): 174846897

約数列:

[1, 3, 5, 9, 15, 25, 45, 47, 75, 141, 225, 235, 423, 705, 1175, 2115, 3525, 10575, 19937, 59811, 99685, 179433, 299055, 498425, 897165, 937039, 1495275, 2811117, 4485825, 4685195, 8433351, 14055585, 23425975, 42166755, 70277925, 210833775]

約数ペア:

[(1, 210833775), (3, 70277925), (5, 42166755), (9, 23425975), (15, 14055585), (25, 8433351), (45, 4685195), (47, 4485825), (75, 2811117), (141, 1495275), (225, 937039), (235, 897165), (423, 498425), (705, 299055), (1175, 179433), (2115, 99685), (3525, 59811), (10575, 19937)]