2065451805

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{299993}}^1$

素因数の和:300027

約数の個数: 40

約数和(自身を含む): 3920321592

約数和(自身を除く): 1854869787

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 255, 405, 459, 765, 1377, 2295, 6885, 299993, 899979, 1499965, 2699937, 4499895, 5099881, 8099811, 13499685, 15299643, 24299433, 25499405, 40499055, 45898929, 76498215, 121497165, 137696787, 229494645, 413090361, 688483935, 2065451805]

約数ペア:

[(1, 2065451805), (3, 688483935), (5, 413090361), (9, 229494645), (15, 137696787), (17, 121497165), (27, 76498215), (45, 45898929), (51, 40499055), (81, 25499405), (85, 24299433), (135, 15299643), (153, 13499685), (255, 8099811), (405, 5099881), (459, 4499895), (765, 2699937), (1377, 1499965), (2295, 899979), (6885, 299993)]