27681633

素因数分解:

$3^2\times 7^1\times {\mathrm{349}}^1\times {\mathrm{1259}}^1$

素因数の和:1621

約数の個数: 24

約数和(自身を含む): 45864000

約数和(自身を除く): 18182367

約数列:

[1, 3, 7, 9, 21, 63, 349, 1047, 1259, 2443, 3141, 3777, 7329, 8813, 11331, 21987, 26439, 79317, 439391, 1318173, 3075737, 3954519, 9227211, 27681633]

約数ペア:

[(1, 27681633), (3, 9227211), (7, 3954519), (9, 3075737), (21, 1318173), (63, 439391), (349, 79317), (1047, 26439), (1259, 21987), (2443, 11331), (3141, 8813), (3777, 7329)]