27804789

素因数分解:

$3^6\times {\mathrm{43}}^1\times {\mathrm{887}}^1$

素因数の和:948

約数の個数: 28

約数和(自身を含む): 42705696

約数和(自身を除く): 14900907

約数列:

[1, 3, 9, 27, 43, 81, 129, 243, 387, 729, 887, 1161, 2661, 3483, 7983, 10449, 23949, 31347, 38141, 71847, 114423, 215541, 343269, 646623, 1029807, 3089421, 9268263, 27804789]

約数ペア:

[(1, 27804789), (3, 9268263), (9, 3089421), (27, 1029807), (43, 646623), (81, 343269), (129, 215541), (243, 114423), (387, 71847), (729, 38141), (887, 31347), (1161, 23949), (2661, 10449), (3483, 7983)]