201717495

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1$

素因数の和:445

約数の個数: 96

約数和(自身を含む): 427714560

約数和(自身を除く): 225997065

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 51, 63, 85, 105, 119, 139, 153, 255, 271, 315, 357, 417, 595, 695, 765, 813, 973, 1071, 1251, 1355, 1785, 1897, 2085, 2363, 2439, 2919, 4065, 4607, 4865, 5355, 5691, 6255, 7089, 8757, 9485, 11815, 12195, 13821, 14595, 16541, 17073, 21267, 23035, 28455, 32249, 35445, 37669, 41463, 43785, 49623, 69105, 82705, 85365, 96747, 106335, 113007, 148869, 161245, 188345, 207315, 248115, 263683, 290241, 339021, 483735, 565035, 640373, 744345, 791049, 1318415, 1451205, 1695105, 1921119, 2373147, 3201865, 3955245, 4482611, 5763357, 9605595, 11865735, 13447833, 22413055, 28816785, 40343499, 67239165, 201717495]

約数ペア:

[(1, 201717495), (3, 67239165), (5, 40343499), (7, 28816785), (9, 22413055), (15, 13447833), (17, 11865735), (21, 9605595), (35, 5763357), (45, 4482611), (51, 3955245), (63, 3201865), (85, 2373147), (105, 1921119), (119, 1695105), (139, 1451205), (153, 1318415), (255, 791049), (271, 744345), (315, 640373), (357, 565035), (417, 483735), (595, 339021), (695, 290241), (765, 263683), (813, 248115), (973, 207315), (1071, 188345), (1251, 161245), (1355, 148869), (1785, 113007), (1897, 106335), (2085, 96747), (2363, 85365), (2439, 82705), (2919, 69105), (4065, 49623), (4607, 43785), (4865, 41463), (5355, 37669), (5691, 35445), (6255, 32249), (7089, 28455), (8757, 23035), (9485, 21267), (11815, 17073), (12195, 16541), (13821, 14595)]