445806361

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:255

約数の個数: 64

約数和(自身を含む): 624960000

約数和(自身を除く): 179153639

約数列:

[1, 7, 11, 13, 49, 61, 77, 91, 143, 149, 343, 427, 539, 637, 671, 793, 1001, 1043, 1639, 1937, 2989, 3773, 4459, 4697, 5551, 7007, 7301, 8723, 9089, 11473, 13559, 20923, 21307, 32879, 38857, 49049, 51107, 61061, 63623, 80311, 94913, 99979, 118157, 149149, 230153, 271999, 427427, 445361, 562177, 664391, 699853, 827099, 1044043, 1299727, 2991989, 3117527, 4898971, 5789693, 7308301, 9098089, 34292797, 40527851, 63686623, 445806361]

約数ペア:

[(1, 445806361), (7, 63686623), (11, 40527851), (13, 34292797), (49, 9098089), (61, 7308301), (77, 5789693), (91, 4898971), (143, 3117527), (149, 2991989), (343, 1299727), (427, 1044043), (539, 827099), (637, 699853), (671, 664391), (793, 562177), (1001, 445361), (1043, 427427), (1639, 271999), (1937, 230153), (2989, 149149), (3773, 118157), (4459, 99979), (4697, 94913), (5551, 80311), (7007, 63623), (7301, 61061), (8723, 51107), (9089, 49049), (11473, 38857), (13559, 32879), (20923, 21307)]