16944795

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:206

約数の個数: 80

約数和(自身を含む): 35777280

約数和(自身を除く): 18832485

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 43, 45, 63, 81, 105, 129, 135, 139, 189, 215, 301, 315, 387, 405, 417, 567, 645, 695, 903, 945, 973, 1161, 1251, 1505, 1935, 2085, 2709, 2835, 2919, 3483, 3753, 4515, 4865, 5805, 5977, 6255, 8127, 8757, 11259, 13545, 14595, 17415, 17931, 18765, 24381, 26271, 29885, 40635, 41839, 43785, 53793, 56295, 78813, 89655, 121905, 125517, 131355, 161379, 209195, 268965, 376551, 394065, 484137, 627585, 806895, 1129653, 1882755, 2420685, 3388959, 5648265, 16944795]

約数ペア:

[(1, 16944795), (3, 5648265), (5, 3388959), (7, 2420685), (9, 1882755), (15, 1129653), (21, 806895), (27, 627585), (35, 484137), (43, 394065), (45, 376551), (63, 268965), (81, 209195), (105, 161379), (129, 131355), (135, 125517), (139, 121905), (189, 89655), (215, 78813), (301, 56295), (315, 53793), (387, 43785), (405, 41839), (417, 40635), (567, 29885), (645, 26271), (695, 24381), (903, 18765), (945, 17931), (973, 17415), (1161, 14595), (1251, 13545), (1505, 11259), (1935, 8757), (2085, 8127), (2709, 6255), (2835, 5977), (2919, 5805), (3483, 4865), (3753, 4515)]