51331755

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{4283}}^1$

素因数の和:4355

約数の個数: 32

約数和(自身を含む): 88833024

約数和(自身を除く): 37501269

約数列:

[1, 3, 5, 15, 17, 47, 51, 85, 141, 235, 255, 705, 799, 2397, 3995, 4283, 11985, 12849, 21415, 64245, 72811, 201301, 218433, 364055, 603903, 1006505, 1092165, 3019515, 3422117, 10266351, 17110585, 51331755]

約数ペア:

[(1, 51331755), (3, 17110585), (5, 10266351), (15, 3422117), (17, 3019515), (47, 1092165), (51, 1006505), (85, 603903), (141, 364055), (235, 218433), (255, 201301), (705, 72811), (799, 64245), (2397, 21415), (3995, 12849), (4283, 11985)]