168326445

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1$

素因数の和:490

約数の個数: 64

約数和(自身を含む): 317730816

約数和(自身を除く): 149404371

約数列:

[1, 3, 5, 7, 15, 21, 35, 67, 71, 105, 201, 213, 335, 337, 355, 469, 497, 1005, 1011, 1065, 1407, 1491, 1685, 2345, 2359, 2485, 4757, 5055, 7035, 7077, 7455, 11795, 14271, 22579, 23785, 23927, 33299, 35385, 67737, 71355, 71781, 99897, 112895, 119635, 158053, 166495, 167489, 338685, 358905, 474159, 499485, 502467, 790265, 837445, 1603109, 2370795, 2512335, 4809327, 8015545, 11221763, 24046635, 33665289, 56108815, 168326445]

約数ペア:

[(1, 168326445), (3, 56108815), (5, 33665289), (7, 24046635), (15, 11221763), (21, 8015545), (35, 4809327), (67, 2512335), (71, 2370795), (105, 1603109), (201, 837445), (213, 790265), (335, 502467), (337, 499485), (355, 474159), (469, 358905), (497, 338685), (1005, 167489), (1011, 166495), (1065, 158053), (1407, 119635), (1491, 112895), (1685, 99897), (2345, 71781), (2359, 71355), (2485, 67737), (4757, 35385), (5055, 33299), (7035, 23927), (7077, 23785), (7455, 22579), (11795, 14271)]