3855681

素因数分解:

$3^7\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:105

約数の個数: 32

約数和(自身を含む): 6061440

約数和(自身を除く): 2205759

約数列:

[1, 3, 9, 27, 41, 43, 81, 123, 129, 243, 369, 387, 729, 1107, 1161, 1763, 2187, 3321, 3483, 5289, 9963, 10449, 15867, 29889, 31347, 47601, 89667, 94041, 142803, 428409, 1285227, 3855681]

約数ペア:

[(1, 3855681), (3, 1285227), (9, 428409), (27, 142803), (41, 94041), (43, 89667), (81, 47601), (123, 31347), (129, 29889), (243, 15867), (369, 10449), (387, 9963), (729, 5289), (1107, 3483), (1161, 3321), (1763, 2187)]