1818069981

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{293}}^1$

素因数の和:531

約数の個数: 96

約数和(自身を含む): 3243276288

約数和(自身を除く): 1425206307

約数列:

[1, 3, 7, 13, 17, 21, 39, 49, 51, 91, 119, 147, 191, 221, 273, 293, 357, 573, 637, 663, 833, 879, 1337, 1547, 1911, 2051, 2483, 2499, 3247, 3809, 4011, 4641, 4981, 6153, 7449, 9359, 9741, 10829, 11427, 14357, 14943, 17381, 22729, 26663, 28077, 32487, 34867, 42211, 43071, 52143, 55963, 64753, 68187, 79989, 104601, 121667, 126633, 159103, 167889, 186641, 194259, 244069, 295477, 365001, 391741, 453271, 477309, 559923, 727519, 732207, 886431, 951371, 1175223, 1359813, 2068339, 2182557, 2742187, 2854113, 3172897, 5092633, 6205017, 6659597, 8226561, 9518691, 12367823, 15277899, 19978791, 35648431, 37103469, 46617179, 86574761, 106945293, 139851537, 259724283, 606023327, 1818069981]

約数ペア:

[(1, 1818069981), (3, 606023327), (7, 259724283), (13, 139851537), (17, 106945293), (21, 86574761), (39, 46617179), (49, 37103469), (51, 35648431), (91, 19978791), (119, 15277899), (147, 12367823), (191, 9518691), (221, 8226561), (273, 6659597), (293, 6205017), (357, 5092633), (573, 3172897), (637, 2854113), (663, 2742187), (833, 2182557), (879, 2068339), (1337, 1359813), (1547, 1175223), (1911, 951371), (2051, 886431), (2483, 732207), (2499, 727519), (3247, 559923), (3809, 477309), (4011, 453271), (4641, 391741), (4981, 365001), (6153, 295477), (7449, 244069), (9359, 194259), (9741, 186641), (10829, 167889), (11427, 159103), (14357, 126633), (14943, 121667), (17381, 104601), (22729, 79989), (26663, 68187), (28077, 64753), (32487, 55963), (34867, 52143), (42211, 43071)]