16156665

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:204

約数の個数: 80

約数和(自身を含む): 34151040

約数和(自身を除く): 17994375

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 41, 45, 63, 81, 105, 123, 135, 139, 189, 205, 287, 315, 369, 405, 417, 567, 615, 695, 861, 945, 973, 1107, 1251, 1435, 1845, 2085, 2583, 2835, 2919, 3321, 3753, 4305, 4865, 5535, 5699, 6255, 7749, 8757, 11259, 12915, 14595, 16605, 17097, 18765, 23247, 26271, 28495, 38745, 39893, 43785, 51291, 56295, 78813, 85485, 116235, 119679, 131355, 153873, 199465, 256455, 359037, 394065, 461619, 598395, 769365, 1077111, 1795185, 2308095, 3231333, 5385555, 16156665]

約数ペア:

[(1, 16156665), (3, 5385555), (5, 3231333), (7, 2308095), (9, 1795185), (15, 1077111), (21, 769365), (27, 598395), (35, 461619), (41, 394065), (45, 359037), (63, 256455), (81, 199465), (105, 153873), (123, 131355), (135, 119679), (139, 116235), (189, 85485), (205, 78813), (287, 56295), (315, 51291), (369, 43785), (405, 39893), (417, 38745), (567, 28495), (615, 26271), (695, 23247), (861, 18765), (945, 17097), (973, 16605), (1107, 14595), (1251, 12915), (1435, 11259), (1845, 8757), (2085, 7749), (2583, 6255), (2835, 5699), (2919, 5535), (3321, 4865), (3753, 4305)]