13904072

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:366

約数の個数: 64

約数和(自身を含む): 32659200

約数和(自身を除く): 18755128

約数列:

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

約数ペア:

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