13222209

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1$

素因数の和:95

約数の個数: 96

約数和(自身を含む): 26199936

約数和(自身を除く): 12977727

約数列:

[1, 3, 7, 11, 13, 17, 21, 33, 37, 39, 49, 51, 77, 91, 111, 119, 143, 147, 187, 221, 231, 259, 273, 357, 407, 429, 481, 539, 561, 629, 637, 663, 777, 833, 1001, 1221, 1309, 1443, 1547, 1617, 1813, 1887, 1911, 2431, 2499, 2849, 3003, 3367, 3927, 4403, 4641, 5291, 5439, 6919, 7007, 7293, 8177, 8547, 9163, 10101, 10829, 13209, 15873, 17017, 19943, 20757, 21021, 23569, 24531, 27489, 30821, 32487, 37037, 48433, 51051, 57239, 59829, 70707, 89947, 92463, 111111, 119119, 145299, 171717, 259259, 269841, 339031, 357357, 400673, 629629, 777777, 1017093, 1202019, 1888887, 4407403, 13222209]

約数ペア:

[(1, 13222209), (3, 4407403), (7, 1888887), (11, 1202019), (13, 1017093), (17, 777777), (21, 629629), (33, 400673), (37, 357357), (39, 339031), (49, 269841), (51, 259259), (77, 171717), (91, 145299), (111, 119119), (119, 111111), (143, 92463), (147, 89947), (187, 70707), (221, 59829), (231, 57239), (259, 51051), (273, 48433), (357, 37037), (407, 32487), (429, 30821), (481, 27489), (539, 24531), (561, 23569), (629, 21021), (637, 20757), (663, 19943), (777, 17017), (833, 15873), (1001, 13209), (1221, 10829), (1309, 10101), (1443, 9163), (1547, 8547), (1617, 8177), (1813, 7293), (1887, 7007), (1911, 6919), (2431, 5439), (2499, 5291), (2849, 4641), (3003, 4403), (3367, 3927)]