208031307

素因数分解:

$3^1\times {\mathrm{11}}^3\times {\mathrm{53}}^1\times {\mathrm{983}}^1$

素因数の和:1072

約数の個数: 32

約数和(自身を含む): 311164416

約数和(自身を除く): 103133109

約数列:

[1, 3, 11, 33, 53, 121, 159, 363, 583, 983, 1331, 1749, 2949, 3993, 6413, 10813, 19239, 32439, 52099, 70543, 118943, 156297, 211629, 356829, 573089, 1308373, 1719267, 3925119, 6303979, 18911937, 69343769, 208031307]

約数ペア:

[(1, 208031307), (3, 69343769), (11, 18911937), (33, 6303979), (53, 3925119), (121, 1719267), (159, 1308373), (363, 573089), (583, 356829), (983, 211629), (1331, 156297), (1749, 118943), (2949, 70543), (3993, 52099), (6413, 32439), (10813, 19239)]