389961

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1$

素因数の和:134

約数の個数: 32

約数和(自身を含む): 685440

約数和(自身を除く): 295479

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 99, 101, 117, 143, 297, 303, 351, 429, 909, 1111, 1287, 1313, 2727, 3333, 3861, 3939, 9999, 11817, 14443, 29997, 35451, 43329, 129987, 389961]

約数ペア:

[(1, 389961), (3, 129987), (9, 43329), (11, 35451), (13, 29997), (27, 14443), (33, 11817), (39, 9999), (99, 3939), (101, 3861), (117, 3333), (143, 2727), (297, 1313), (303, 1287), (351, 1111), (429, 909)]