128897109

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{4297}}^1$

素因数の和:4418

約数の個数: 32

約数和(自身を含む): 210430080

約数和(自身を除く): 81532971

約数列:

[1, 3, 9, 11, 27, 33, 99, 101, 297, 303, 909, 1111, 2727, 3333, 4297, 9999, 12891, 29997, 38673, 47267, 116019, 141801, 425403, 433997, 1276209, 1301991, 3905973, 4773967, 11717919, 14321901, 42965703, 128897109]

約数ペア:

[(1, 128897109), (3, 42965703), (9, 14321901), (11, 11717919), (27, 4773967), (33, 3905973), (99, 1301991), (101, 1276209), (297, 433997), (303, 425403), (909, 141801), (1111, 116019), (2727, 47267), (3333, 38673), (4297, 29997), (9999, 12891)]