168388906

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{263}}^1$

素因数の和:403

約数の個数: 64

約数和(自身を含む): 319334400

約数和(自身を除く): 150945494

約数列:

[1, 2, 7, 14, 19, 29, 38, 58, 83, 133, 166, 203, 263, 266, 406, 526, 551, 581, 1102, 1162, 1577, 1841, 2407, 3154, 3682, 3857, 4814, 4997, 7627, 7714, 9994, 11039, 15254, 16849, 21829, 22078, 33698, 34979, 43658, 45733, 53389, 69958, 91466, 106778, 144913, 152803, 289826, 305606, 320131, 414751, 633041, 640262, 829502, 1014391, 1266082, 2028782, 2903257, 4431287, 5806514, 8862574, 12027779, 24055558, 84194453, 168388906]

約数ペア:

[(1, 168388906), (2, 84194453), (7, 24055558), (14, 12027779), (19, 8862574), (29, 5806514), (38, 4431287), (58, 2903257), (83, 2028782), (133, 1266082), (166, 1014391), (203, 829502), (263, 640262), (266, 633041), (406, 414751), (526, 320131), (551, 305606), (581, 289826), (1102, 152803), (1162, 144913), (1577, 106778), (1841, 91466), (2407, 69958), (3154, 53389), (3682, 45733), (3857, 43658), (4814, 34979), (4997, 33698), (7627, 22078), (7714, 21829), (9994, 16849), (11039, 15254)]