81166144

素因数分解:

$2^6\times {\mathrm{1268221}}^1$

素因数の和:1268233

約数の個数: 14

約数和(自身を含む): 161064194

約数和(自身を除く): 79898050

約数列:

[1, 2, 4, 8, 16, 32, 64, 1268221, 2536442, 5072884, 10145768, 20291536, 40583072, 81166144]

約数ペア:

[(1, 81166144), (2, 40583072), (4, 20291536), (8, 10145768), (16, 5072884), (32, 2536442), (64, 1268221)]