201991460727

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{449}}^1\times {\mathrm{11777}}^1$

素因数の和:12360

約数の個数: 64

約数和(自身を含む): 329708620800

約数和(自身を除く): 127717160073

約数列:

[1, 3, 7, 17, 21, 51, 107, 119, 321, 357, 449, 749, 1347, 1819, 2247, 3143, 5457, 7633, 9429, 11777, 12733, 22899, 35331, 38199, 48043, 53431, 82439, 144129, 160293, 200209, 247317, 336301, 600627, 816731, 1008903, 1260139, 1401463, 2450193, 3780417, 4204389, 5287873, 5717117, 8820973, 15863619, 17151351, 21422363, 26462919, 37015111, 64267089, 89893841, 111045333, 149956541, 269681523, 449869623, 565802411, 629256887, 1697407233, 1887770661, 3960616877, 9618640987, 11881850631, 28855922961, 67330486909, 201991460727]

約数ペア:

[(1, 201991460727), (3, 67330486909), (7, 28855922961), (17, 11881850631), (21, 9618640987), (51, 3960616877), (107, 1887770661), (119, 1697407233), (321, 629256887), (357, 565802411), (449, 449869623), (749, 269681523), (1347, 149956541), (1819, 111045333), (2247, 89893841), (3143, 64267089), (5457, 37015111), (7633, 26462919), (9429, 21422363), (11777, 17151351), (12733, 15863619), (22899, 8820973), (35331, 5717117), (38199, 5287873), (48043, 4204389), (53431, 3780417), (82439, 2450193), (144129, 1401463), (160293, 1260139), (200209, 1008903), (247317, 816731), (336301, 600627)]