56887839

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{16333}}^1$

素因数の和:16388

約数の個数: 20

約数和(自身を含む): 86962216

約数和(自身を除く): 30074377

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 16333, 48999, 146997, 440991, 702319, 1322973, 2106957, 6320871, 18962613, 56887839]

約数ペア:

[(1, 56887839), (3, 18962613), (9, 6320871), (27, 2106957), (43, 1322973), (81, 702319), (129, 440991), (387, 146997), (1161, 48999), (3483, 16333)]