128918272

素因数分解:

$2^8\times 7^1\times {\mathrm{71941}}^1$

素因数の和:71964

約数の個数: 36

約数和(自身を含む): 294098896

約数和(自身を除く): 165180624

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 71941, 143882, 287764, 503587, 575528, 1007174, 1151056, 2014348, 2302112, 4028696, 4604224, 8057392, 9208448, 16114784, 18416896, 32229568, 64459136, 128918272]

約数ペア:

[(1, 128918272), (2, 64459136), (4, 32229568), (7, 18416896), (8, 16114784), (14, 9208448), (16, 8057392), (28, 4604224), (32, 4028696), (56, 2302112), (64, 2014348), (112, 1151056), (128, 1007174), (224, 575528), (256, 503587), (448, 287764), (896, 143882), (1792, 71941)]