27808144

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:368

約数の個数: 80

約数和(自身を含む): 67495680

約数和(自身を除く): 39687536

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 71, 91, 104, 112, 142, 182, 208, 269, 284, 364, 497, 538, 568, 728, 923, 994, 1076, 1136, 1456, 1846, 1883, 1988, 2152, 3497, 3692, 3766, 3976, 4304, 6461, 6994, 7384, 7532, 7952, 12922, 13988, 14768, 15064, 19099, 24479, 25844, 27976, 30128, 38198, 48958, 51688, 55952, 76396, 97916, 103376, 133693, 152792, 195832, 248287, 267386, 305584, 391664, 496574, 534772, 993148, 1069544, 1738009, 1986296, 2139088, 3476018, 3972592, 6952036, 13904072, 27808144]

約数ペア:

[(1, 27808144), (2, 13904072), (4, 6952036), (7, 3972592), (8, 3476018), (13, 2139088), (14, 1986296), (16, 1738009), (26, 1069544), (28, 993148), (52, 534772), (56, 496574), (71, 391664), (91, 305584), (104, 267386), (112, 248287), (142, 195832), (182, 152792), (208, 133693), (269, 103376), (284, 97916), (364, 76396), (497, 55952), (538, 51688), (568, 48958), (728, 38198), (923, 30128), (994, 27976), (1076, 25844), (1136, 24479), (1456, 19099), (1846, 15064), (1883, 14768), (1988, 13988), (2152, 12922), (3497, 7952), (3692, 7532), (3766, 7384), (3976, 6994), (4304, 6461)]