208520703

素因数分解:

$3^3\times {\mathrm{617}}^1\times {\mathrm{12517}}^1$

素因数の和:13143

約数の個数: 16

約数和(自身を含む): 309444960

約数和(自身を除く): 100924257

約数列:

[1, 3, 9, 27, 617, 1851, 5553, 12517, 16659, 37551, 112653, 337959, 7722989, 23168967, 69506901, 208520703]

約数ペア:

[(1, 208520703), (3, 69506901), (9, 23168967), (27, 7722989), (617, 337959), (1851, 112653), (5553, 37551), (12517, 16659)]