51988419

素因数分解:

$3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{6397}}^1$

素因数の和:6456

約数の個数: 32

約数和(自身を含む): 90083840

約数和(自身を除く): 38095421

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 129, 189, 301, 387, 903, 1161, 2709, 6397, 8127, 19191, 44779, 57573, 134337, 172719, 275071, 403011, 825213, 1209033, 1925497, 2475639, 5776491, 7426917, 17329473, 51988419]

約数ペア:

[(1, 51988419), (3, 17329473), (7, 7426917), (9, 5776491), (21, 2475639), (27, 1925497), (43, 1209033), (63, 825213), (129, 403011), (189, 275071), (301, 172719), (387, 134337), (903, 57573), (1161, 44779), (2709, 19191), (6397, 8127)]