209984181

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{14561}}^1$

素因数の和:14617

約数の個数: 32

約数和(自身を含む): 335508480

約数和(自身を除く): 125524299

約数列:

[1, 3, 11, 19, 23, 33, 57, 69, 209, 253, 437, 627, 759, 1311, 4807, 14421, 14561, 43683, 160171, 276659, 334903, 480513, 829977, 1004709, 3043249, 3683933, 6363157, 9129747, 11051799, 19089471, 69994727, 209984181]

約数ペア:

[(1, 209984181), (3, 69994727), (11, 19089471), (19, 11051799), (23, 9129747), (33, 6363157), (57, 3683933), (69, 3043249), (209, 1004709), (253, 829977), (437, 480513), (627, 334903), (759, 276659), (1311, 160171), (4807, 43683), (14421, 14561)]