389744908

素因数分解:

$2^2\times 7^1\times {\mathrm{3701}}^1\times {\mathrm{3761}}^1$

素因数の和:7473

約数の個数: 24

約数和(自身を含む): 779907744

約数和(自身を除く): 390162836

約数列:

[1, 2, 4, 7, 14, 28, 3701, 3761, 7402, 7522, 14804, 15044, 25907, 26327, 51814, 52654, 103628, 105308, 13919461, 27838922, 55677844, 97436227, 194872454, 389744908]

約数ペア:

[(1, 389744908), (2, 194872454), (4, 97436227), (7, 55677844), (14, 27838922), (28, 13919461), (3701, 105308), (3761, 103628), (7402, 52654), (7522, 51814), (14804, 26327), (15044, 25907)]