129928592

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{41221}}^1$

素因数の和:41426

約数の個数: 20

約数和(自身を含む): 253020636

約数和(自身を除く): 123092044

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 41221, 82442, 164884, 329768, 659536, 8120537, 16241074, 32482148, 64964296, 129928592]

約数ペア:

[(1, 129928592), (2, 64964296), (4, 32482148), (8, 16241074), (16, 8120537), (197, 659536), (394, 329768), (788, 164884), (1576, 82442), (3152, 41221)]