211671845

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{32341}}^1$

素因数の和:32381

約数の個数: 32

約数和(自身を含む): 335321856

約数和(自身を除く): 123650011

約数列:

[1, 5, 7, 11, 17, 35, 55, 77, 85, 119, 187, 385, 595, 935, 1309, 6545, 32341, 161705, 226387, 355751, 549797, 1131935, 1778755, 2490257, 2748985, 3848579, 6047767, 12451285, 19242895, 30238835, 42334369, 211671845]

約数ペア:

[(1, 211671845), (5, 42334369), (7, 30238835), (11, 19242895), (17, 12451285), (35, 6047767), (55, 3848579), (77, 2748985), (85, 2490257), (119, 1778755), (187, 1131935), (385, 549797), (595, 355751), (935, 226387), (1309, 161705), (6545, 32341)]