215822266

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{49297}}^1$

素因数の和:49509

約数の個数: 16

約数和(自身を含む): 354945600

約数和(自身を除く): 139123334

約数列:

[1, 2, 11, 22, 199, 398, 2189, 4378, 49297, 98594, 542267, 1084534, 9810103, 19620206, 107911133, 215822266]

約数ペア:

[(1, 215822266), (2, 107911133), (11, 19620206), (22, 9810103), (199, 1084534), (398, 542267), (2189, 98594), (4378, 49297)]