211565512

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{242621}}^1$

素因数の和:242736

約数の個数: 16

約数和(自身を含む): 400326300

約数和(自身を除く): 188760788

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 242621, 485242, 970484, 1940968, 26445689, 52891378, 105782756, 211565512]

約数ペア:

[(1, 211565512), (2, 105782756), (4, 52891378), (8, 26445689), (109, 1940968), (218, 970484), (436, 485242), (872, 242621)]