257509504

素因数分解:

$2^7\times 7^2\times {\mathrm{41057}}^1$

素因数の和:41085

約数の個数: 48

約数和(自身を含む): 596778030

約数和(自身を除く): 339268526

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 392, 448, 784, 896, 1568, 3136, 6272, 41057, 82114, 164228, 287399, 328456, 574798, 656912, 1149596, 1313824, 2011793, 2299192, 2627648, 4023586, 4598384, 5255296, 8047172, 9196768, 16094344, 18393536, 32188688, 36787072, 64377376, 128754752, 257509504]

約数ペア:

[(1, 257509504), (2, 128754752), (4, 64377376), (7, 36787072), (8, 32188688), (14, 18393536), (16, 16094344), (28, 9196768), (32, 8047172), (49, 5255296), (56, 4598384), (64, 4023586), (98, 2627648), (112, 2299192), (128, 2011793), (196, 1313824), (224, 1149596), (392, 656912), (448, 574798), (784, 328456), (896, 287399), (1568, 164228), (3136, 82114), (6272, 41057)]