49240737

素因数分解:

$3^3\times 7^3\times {\mathrm{13}}^1\times {\mathrm{409}}^1$

素因数の和:452

約数の個数: 64

約数和(自身を含む): 91840000

約数和(自身を除く): 42599263

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 49, 63, 91, 117, 147, 189, 273, 343, 351, 409, 441, 637, 819, 1029, 1227, 1323, 1911, 2457, 2863, 3087, 3681, 4459, 5317, 5733, 8589, 9261, 11043, 13377, 15951, 17199, 20041, 25767, 37219, 40131, 47853, 60123, 77301, 111657, 120393, 140287, 143559, 180369, 260533, 334971, 420861, 541107, 781599, 1004913, 1262583, 1823731, 2344797, 3787749, 5471193, 7034391, 16413579, 49240737]

約数ペア:

[(1, 49240737), (3, 16413579), (7, 7034391), (9, 5471193), (13, 3787749), (21, 2344797), (27, 1823731), (39, 1262583), (49, 1004913), (63, 781599), (91, 541107), (117, 420861), (147, 334971), (189, 260533), (273, 180369), (343, 143559), (351, 140287), (409, 120393), (441, 111657), (637, 77301), (819, 60123), (1029, 47853), (1227, 40131), (1323, 37219), (1911, 25767), (2457, 20041), (2863, 17199), (3087, 15951), (3681, 13377), (4459, 11043), (5317, 9261), (5733, 8589)]