209708733

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1\times {\mathrm{601}}^1$

素因数の和:1029

約数の個数: 32

約数和(自身を含む): 315544320

約数和(自身を除く): 105835587

約数列:

[1, 3, 13, 23, 39, 69, 299, 389, 601, 897, 1167, 1803, 5057, 7813, 8947, 13823, 15171, 23439, 26841, 41469, 116311, 179699, 233789, 348933, 539097, 701367, 3039257, 5377147, 9117771, 16131441, 69902911, 209708733]

約数ペア:

[(1, 209708733), (3, 69902911), (13, 16131441), (23, 9117771), (39, 5377147), (69, 3039257), (299, 701367), (389, 539097), (601, 348933), (897, 233789), (1167, 179699), (1803, 116311), (5057, 41469), (7813, 26841), (8947, 23439), (13823, 15171)]