27257715

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:178

約数の個数: 80

約数和(自身を含む): 53631072

約数和(自身を除く): 26373357

約数列:

[1, 3, 5, 9, 15, 17, 27, 37, 45, 51, 81, 85, 107, 111, 135, 153, 185, 255, 321, 333, 405, 459, 535, 555, 629, 765, 963, 999, 1377, 1605, 1665, 1819, 1887, 2295, 2889, 2997, 3145, 3959, 4815, 4995, 5457, 5661, 6885, 8667, 9095, 9435, 11877, 14445, 14985, 16371, 16983, 19795, 27285, 28305, 35631, 43335, 49113, 50949, 59385, 67303, 81855, 84915, 106893, 147339, 178155, 201909, 245565, 254745, 320679, 336515, 534465, 605727, 736695, 1009545, 1603395, 1817181, 3028635, 5451543, 9085905, 27257715]

約数ペア:

[(1, 27257715), (3, 9085905), (5, 5451543), (9, 3028635), (15, 1817181), (17, 1603395), (27, 1009545), (37, 736695), (45, 605727), (51, 534465), (81, 336515), (85, 320679), (107, 254745), (111, 245565), (135, 201909), (153, 178155), (185, 147339), (255, 106893), (321, 84915), (333, 81855), (405, 67303), (459, 59385), (535, 50949), (555, 49113), (629, 43335), (765, 35631), (963, 28305), (999, 27285), (1377, 19795), (1605, 16983), (1665, 16371), (1819, 14985), (1887, 14445), (2295, 11877), (2889, 9435), (2997, 9095), (3145, 8667), (3959, 6885), (4815, 5661), (4995, 5457)]