68886818

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1811}}^1$

素因数の和:1863

約数の個数: 64

約数和(自身を含む): 146119680

約数和(自身を除く): 77232862

約数列:

[1, 2, 7, 11, 13, 14, 19, 22, 26, 38, 77, 91, 133, 143, 154, 182, 209, 247, 266, 286, 418, 494, 1001, 1463, 1729, 1811, 2002, 2717, 2926, 3458, 3622, 5434, 12677, 19019, 19921, 23543, 25354, 34409, 38038, 39842, 47086, 68818, 139447, 164801, 240863, 258973, 278894, 329602, 378499, 447317, 481726, 517946, 756998, 894634, 1812811, 2649493, 3131219, 3625622, 4920487, 5298986, 6262438, 9840974, 34443409, 68886818]

約数ペア:

[(1, 68886818), (2, 34443409), (7, 9840974), (11, 6262438), (13, 5298986), (14, 4920487), (19, 3625622), (22, 3131219), (26, 2649493), (38, 1812811), (77, 894634), (91, 756998), (133, 517946), (143, 481726), (154, 447317), (182, 378499), (209, 329602), (247, 278894), (266, 258973), (286, 240863), (418, 164801), (494, 139447), (1001, 68818), (1463, 47086), (1729, 39842), (1811, 38038), (2002, 34409), (2717, 25354), (2926, 23543), (3458, 19921), (3622, 19019), (5434, 12677)]