131401984

素因数分解:

$2^8\times 7^1\times {\mathrm{73327}}^1$

素因数の和:73350

約数の個数: 36

約数和(自身を含む): 299764864

約数和(自身を除く): 168362880

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 73327, 146654, 293308, 513289, 586616, 1026578, 1173232, 2053156, 2346464, 4106312, 4692928, 8212624, 9385856, 16425248, 18771712, 32850496, 65700992, 131401984]

約数ペア:

[(1, 131401984), (2, 65700992), (4, 32850496), (7, 18771712), (8, 16425248), (14, 9385856), (16, 8212624), (28, 4692928), (32, 4106312), (56, 2346464), (64, 2053156), (112, 1173232), (128, 1026578), (224, 586616), (256, 513289), (448, 293308), (896, 146654), (1792, 73327)]