16121259

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{541}}^1$

素因数の和:608

約数の個数: 48

約数和(自身を含む): 29762304

約数和(自身を除く): 13641045

約数列:

[1, 3, 7, 9, 11, 21, 33, 43, 63, 77, 99, 129, 231, 301, 387, 473, 541, 693, 903, 1419, 1623, 2709, 3311, 3787, 4257, 4869, 5951, 9933, 11361, 17853, 23263, 29799, 34083, 41657, 53559, 69789, 124971, 162841, 209367, 255893, 374913, 488523, 767679, 1465569, 1791251, 2303037, 5373753, 16121259]

約数ペア:

[(1, 16121259), (3, 5373753), (7, 2303037), (9, 1791251), (11, 1465569), (21, 767679), (33, 488523), (43, 374913), (63, 255893), (77, 209367), (99, 162841), (129, 124971), (231, 69789), (301, 53559), (387, 41657), (473, 34083), (541, 29799), (693, 23263), (903, 17853), (1419, 11361), (1623, 9933), (2709, 5951), (3311, 4869), (3787, 4257)]