321016688

素因数分解:

$2^4\times {\mathrm{311}}^1\times {\mathrm{64513}}^1$

素因数の和:64832

約数の個数: 20

約数和(自身を含む): 623979408

約数和(自身を除く): 302962720

約数列:

[1, 2, 4, 8, 16, 311, 622, 1244, 2488, 4976, 64513, 129026, 258052, 516104, 1032208, 20063543, 40127086, 80254172, 160508344, 321016688]

約数ペア:

[(1, 321016688), (2, 160508344), (4, 80254172), (8, 40127086), (16, 20063543), (311, 1032208), (622, 516104), (1244, 258052), (2488, 129026), (4976, 64513)]