258358749

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{1117}}^1$

素因数の和:1337

約数の個数: 32

約数和(自身を含む): 387239424

約数和(自身を除く): 128880675

約数列:

[1, 3, 11, 33, 43, 129, 163, 473, 489, 1117, 1419, 1793, 3351, 5379, 7009, 12287, 21027, 36861, 48031, 77099, 144093, 182071, 231297, 528341, 546213, 1585023, 2002781, 6008343, 7829053, 23487159, 86119583, 258358749]

約数ペア:

[(1, 258358749), (3, 86119583), (11, 23487159), (33, 7829053), (43, 6008343), (129, 2002781), (163, 1585023), (473, 546213), (489, 528341), (1117, 231297), (1419, 182071), (1793, 144093), (3351, 77099), (5379, 48031), (7009, 36861), (12287, 21027)]