2518209

素因数分解:

$3^5\times {\mathrm{43}}^1\times {\mathrm{241}}^1$

素因数の和:299

約数の個数: 24

約数和(自身を含む): 3875872

約数和(自身を除く): 1357663

約数列:

[1, 3, 9, 27, 43, 81, 129, 241, 243, 387, 723, 1161, 2169, 3483, 6507, 10363, 10449, 19521, 31089, 58563, 93267, 279801, 839403, 2518209]

約数ペア:

[(1, 2518209), (3, 839403), (9, 279801), (27, 93267), (43, 58563), (81, 31089), (129, 19521), (241, 10449), (243, 10363), (387, 6507), (723, 3483), (1161, 2169)]