13120107

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1$

素因数の和:308

約数の個数: 64

約数和(自身を含む): 24966144

約数和(自身を除く): 11846037

約数列:

[1, 3, 7, 11, 13, 17, 21, 33, 39, 51, 77, 91, 119, 143, 187, 221, 231, 257, 273, 357, 429, 561, 663, 771, 1001, 1309, 1547, 1799, 2431, 2827, 3003, 3341, 3927, 4369, 4641, 5397, 7293, 8481, 10023, 13107, 17017, 19789, 23387, 30583, 36751, 48059, 51051, 56797, 59367, 70161, 91749, 110253, 144177, 170391, 257257, 336413, 397579, 624767, 771771, 1009239, 1192737, 1874301, 4373369, 13120107]

約数ペア:

[(1, 13120107), (3, 4373369), (7, 1874301), (11, 1192737), (13, 1009239), (17, 771771), (21, 624767), (33, 397579), (39, 336413), (51, 257257), (77, 170391), (91, 144177), (119, 110253), (143, 91749), (187, 70161), (221, 59367), (231, 56797), (257, 51051), (273, 48059), (357, 36751), (429, 30583), (561, 23387), (663, 19789), (771, 17017), (1001, 13107), (1309, 10023), (1547, 8481), (1799, 7293), (2431, 5397), (2827, 4641), (3003, 4369), (3341, 3927)]