127742224

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{194729}}^1$

素因数の和:194778

約数の個数: 20

約数和(自身を含む): 253538460

約数和(自身を除く): 125796236

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 194729, 389458, 778916, 1557832, 3115664, 7983889, 15967778, 31935556, 63871112, 127742224]

約数ペア:

[(1, 127742224), (2, 63871112), (4, 31935556), (8, 15967778), (16, 7983889), (41, 3115664), (82, 1557832), (164, 778916), (328, 389458), (656, 194729)]