23989077

素因数分解:

$3^2\times 7^3\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:455

約数の個数: 48

約数和(自身を含む): 42640000

約数和(自身を除く): 18650923

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 343, 399, 409, 441, 931, 1029, 1197, 1227, 2793, 2863, 3087, 3681, 6517, 7771, 8379, 8589, 19551, 20041, 23313, 25767, 54397, 58653, 60123, 69939, 140287, 163191, 180369, 380779, 420861, 489573, 1142337, 1262583, 2665453, 3427011, 7996359, 23989077]

約数ペア:

[(1, 23989077), (3, 7996359), (7, 3427011), (9, 2665453), (19, 1262583), (21, 1142337), (49, 489573), (57, 420861), (63, 380779), (133, 180369), (147, 163191), (171, 140287), (343, 69939), (399, 60123), (409, 58653), (441, 54397), (931, 25767), (1029, 23313), (1197, 20041), (1227, 19551), (2793, 8589), (2863, 8379), (3087, 7771), (3681, 6517)]