16413579

素因数分解:

$3^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{409}}^1$

素因数の和:449

約数の個数: 48

約数和(自身を含む): 29848000

約数和(自身を除く): 13434421

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 343, 409, 441, 637, 819, 1029, 1227, 1911, 2863, 3087, 3681, 4459, 5317, 5733, 8589, 13377, 15951, 20041, 25767, 37219, 40131, 47853, 60123, 111657, 140287, 180369, 260533, 334971, 420861, 781599, 1262583, 1823731, 2344797, 5471193, 16413579]

約数ペア:

[(1, 16413579), (3, 5471193), (7, 2344797), (9, 1823731), (13, 1262583), (21, 781599), (39, 420861), (49, 334971), (63, 260533), (91, 180369), (117, 140287), (147, 111657), (273, 60123), (343, 47853), (409, 40131), (441, 37219), (637, 25767), (819, 20041), (1029, 15951), (1227, 13377), (1911, 8589), (2863, 5733), (3087, 5317), (3681, 4459)]