16591878

素因数分解:

$2^1\times 3^4\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:171

約数の個数: 80

約数和(自身を含む): 39970656

約数和(自身を除く): 23378778

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 61, 69, 73, 81, 122, 138, 146, 162, 183, 207, 219, 366, 414, 438, 549, 621, 657, 1098, 1242, 1314, 1403, 1647, 1679, 1863, 1971, 2806, 3294, 3358, 3726, 3942, 4209, 4453, 4941, 5037, 5913, 8418, 8906, 9882, 10074, 11826, 12627, 13359, 15111, 25254, 26718, 30222, 37881, 40077, 45333, 75762, 80154, 90666, 102419, 113643, 120231, 135999, 204838, 227286, 240462, 271998, 307257, 360693, 614514, 721386, 921771, 1843542, 2765313, 5530626, 8295939, 16591878]

約数ペア:

[(1, 16591878), (2, 8295939), (3, 5530626), (6, 2765313), (9, 1843542), (18, 921771), (23, 721386), (27, 614514), (46, 360693), (54, 307257), (61, 271998), (69, 240462), (73, 227286), (81, 204838), (122, 135999), (138, 120231), (146, 113643), (162, 102419), (183, 90666), (207, 80154), (219, 75762), (366, 45333), (414, 40077), (438, 37881), (549, 30222), (621, 26718), (657, 25254), (1098, 15111), (1242, 13359), (1314, 12627), (1403, 11826), (1647, 10074), (1679, 9882), (1863, 8906), (1971, 8418), (2806, 5913), (3294, 5037), (3358, 4941), (3726, 4453), (3942, 4209)]