1817739

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:128

約数の個数: 48

約数和(自身を含む): 3404544

約数和(自身を除く): 1586805

約数列:

[1, 3, 7, 9, 11, 21, 33, 43, 61, 63, 77, 99, 129, 183, 231, 301, 387, 427, 473, 549, 671, 693, 903, 1281, 1419, 2013, 2623, 2709, 3311, 3843, 4257, 4697, 6039, 7869, 9933, 14091, 18361, 23607, 28853, 29799, 42273, 55083, 86559, 165249, 201971, 259677, 605913, 1817739]

約数ペア:

[(1, 1817739), (3, 605913), (7, 259677), (9, 201971), (11, 165249), (21, 86559), (33, 55083), (43, 42273), (61, 29799), (63, 28853), (77, 23607), (99, 18361), (129, 14091), (183, 9933), (231, 7869), (301, 6039), (387, 4697), (427, 4257), (473, 3843), (549, 3311), (671, 2709), (693, 2623), (903, 2013), (1281, 1419)]