2855391

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:331

約数の個数: 32

約数和(自身を含む): 4866048

約数和(自身を除く): 2010657

約数列:

[1, 3, 7, 11, 21, 33, 47, 77, 141, 231, 263, 329, 517, 789, 987, 1551, 1841, 2893, 3619, 5523, 8679, 10857, 12361, 20251, 37083, 60753, 86527, 135971, 259581, 407913, 951797, 2855391]

約数ペア:

[(1, 2855391), (3, 951797), (7, 407913), (11, 259581), (21, 135971), (33, 86527), (47, 60753), (77, 37083), (141, 20251), (231, 12361), (263, 10857), (329, 8679), (517, 5523), (789, 3619), (987, 2893), (1551, 1841)]