42878781

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{2447}}^1$

素因数の和:2526

約数の個数: 32

約数和(自身を含む): 70502400

約数和(自身を除く): 27623619

約数列:

[1, 3, 9, 11, 27, 33, 59, 99, 177, 297, 531, 649, 1593, 1947, 2447, 5841, 7341, 17523, 22023, 26917, 66069, 80751, 144373, 242253, 433119, 726759, 1299357, 1588103, 3898071, 4764309, 14292927, 42878781]

約数ペア:

[(1, 42878781), (3, 14292927), (9, 4764309), (11, 3898071), (27, 1588103), (33, 1299357), (59, 726759), (99, 433119), (177, 242253), (297, 144373), (531, 80751), (649, 66069), (1593, 26917), (1947, 22023), (2447, 17523), (5841, 7341)]