1289871

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:164

約数の個数: 32

約数和(自身を含む): 2154240

約数和(自身を除く): 864369

約数列:

[1, 3, 9, 11, 27, 33, 43, 99, 101, 129, 297, 303, 387, 473, 909, 1111, 1161, 1419, 2727, 3333, 4257, 4343, 9999, 12771, 13029, 29997, 39087, 47773, 117261, 143319, 429957, 1289871]

約数ペア:

[(1, 1289871), (3, 429957), (9, 143319), (11, 117261), (27, 47773), (33, 39087), (43, 29997), (99, 13029), (101, 12771), (129, 9999), (297, 4343), (303, 4257), (387, 3333), (473, 2727), (909, 1419), (1111, 1161)]