68801805

素因数分解:

$3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3331}}^1$

素因数の和:3368

約数の個数: 48

約数和(自身を含む): 130987584

約数和(自身を除く): 62185779

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 243, 255, 405, 459, 765, 1215, 1377, 2295, 3331, 4131, 6885, 9993, 16655, 20655, 29979, 49965, 56627, 89937, 149895, 169881, 269811, 283135, 449685, 509643, 809433, 849405, 1349055, 1528929, 2548215, 4047165, 4586787, 7644645, 13760361, 22933935, 68801805]

約数ペア:

[(1, 68801805), (3, 22933935), (5, 13760361), (9, 7644645), (15, 4586787), (17, 4047165), (27, 2548215), (45, 1528929), (51, 1349055), (81, 849405), (85, 809433), (135, 509643), (153, 449685), (243, 283135), (255, 269811), (405, 169881), (459, 149895), (765, 89937), (1215, 56627), (1377, 49965), (2295, 29979), (3331, 20655), (4131, 16655), (6885, 9993)]