128568368

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{277087}}^1$

素因数の和:277124

約数の個数: 20

約数和(自身を含む): 257691840

約数和(自身を除く): 129123472

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 277087, 554174, 1108348, 2216696, 4433392, 8035523, 16071046, 32142092, 64284184, 128568368]

約数ペア:

[(1, 128568368), (2, 64284184), (4, 32142092), (8, 16071046), (16, 8035523), (29, 4433392), (58, 2216696), (116, 1108348), (232, 554174), (464, 277087)]