129608656

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{279329}}^1$

素因数の和:279366

約数の個数: 20

約数和(自身を含む): 259776900

約数和(自身を除く): 130168244

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 279329, 558658, 1117316, 2234632, 4469264, 8100541, 16201082, 32402164, 64804328, 129608656]

約数ペア:

[(1, 129608656), (2, 64804328), (4, 32402164), (8, 16201082), (16, 8100541), (29, 4469264), (58, 2234632), (116, 1117316), (232, 558658), (464, 279329)]