221970204

素因数分解:

$2^2\times 3^2\times {\mathrm{6165839}}^1$

素因数の和:6165849

約数の個数: 18

約数和(自身を含む): 561091440

約数和(自身を除く): 339121236

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 6165839, 12331678, 18497517, 24663356, 36995034, 55492551, 73990068, 110985102, 221970204]

約数ペア:

[(1, 221970204), (2, 110985102), (3, 73990068), (4, 55492551), (6, 36995034), (9, 24663356), (12, 18497517), (18, 12331678), (36, 6165839)]