11428857

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:251

約数の個数: 40

約数和(自身を含む): 18957312

約数和(自身を除く): 7528455

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 101, 127, 297, 303, 381, 891, 909, 1111, 1143, 1397, 2727, 3333, 3429, 4191, 8181, 9999, 10287, 12573, 12827, 29997, 37719, 38481, 89991, 113157, 115443, 141097, 346329, 423291, 1038987, 1269873, 3809619, 11428857]

約数ペア:

[(1, 11428857), (3, 3809619), (9, 1269873), (11, 1038987), (27, 423291), (33, 346329), (81, 141097), (99, 115443), (101, 113157), (127, 89991), (297, 38481), (303, 37719), (381, 29997), (891, 12827), (909, 12573), (1111, 10287), (1143, 9999), (1397, 8181), (2727, 4191), (3333, 3429)]