208048737

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{1009}}^1$

素因数の和:1353

約数の個数: 32

約数和(自身を含む): 317640960

約数和(自身を除く): 109592223

約数列:

[1, 3, 13, 17, 39, 51, 221, 311, 663, 933, 1009, 3027, 4043, 5287, 12129, 13117, 15861, 17153, 39351, 51459, 68731, 206193, 222989, 313799, 668967, 941397, 4079387, 5334583, 12238161, 16003749, 69349579, 208048737]

約数ペア:

[(1, 208048737), (3, 69349579), (13, 16003749), (17, 12238161), (39, 5334583), (51, 4079387), (221, 941397), (311, 668967), (663, 313799), (933, 222989), (1009, 206193), (3027, 68731), (4043, 51459), (5287, 39351), (12129, 17153), (13117, 15861)]