2680678

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1$

素因数の和:149

約数の個数: 48

約数和(自身を含む): 5481216

約数和(自身を除く): 2800538

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 103, 143, 154, 169, 182, 206, 286, 338, 721, 1001, 1133, 1183, 1339, 1442, 1859, 2002, 2266, 2366, 2678, 3718, 7931, 9373, 13013, 14729, 15862, 17407, 18746, 26026, 29458, 34814, 103103, 121849, 191477, 206206, 243698, 382954, 1340339, 2680678]

約数ペア:

[(1, 2680678), (2, 1340339), (7, 382954), (11, 243698), (13, 206206), (14, 191477), (22, 121849), (26, 103103), (77, 34814), (91, 29458), (103, 26026), (143, 18746), (154, 17407), (169, 15862), (182, 14729), (206, 13013), (286, 9373), (338, 7931), (721, 3718), (1001, 2678), (1133, 2366), (1183, 2266), (1339, 2002), (1442, 1859)]