12724173

素因数分解:

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

素因数の和:135

約数の個数: 72

約数和(自身を含む): 24257376

約数和(自身を除く): 11533203

約数列:

[1, 3, 7, 9, 11, 21, 33, 43, 49, 61, 63, 77, 99, 129, 147, 183, 231, 301, 387, 427, 441, 473, 539, 549, 671, 693, 903, 1281, 1419, 1617, 2013, 2107, 2623, 2709, 2989, 3311, 3843, 4257, 4697, 4851, 6039, 6321, 7869, 8967, 9933, 14091, 18361, 18963, 23177, 23607, 26901, 28853, 29799, 32879, 42273, 55083, 69531, 86559, 98637, 128527, 165249, 201971, 208593, 259677, 295911, 385581, 605913, 1156743, 1413797, 1817739, 4241391, 12724173]

約数ペア:

[(1, 12724173), (3, 4241391), (7, 1817739), (9, 1413797), (11, 1156743), (21, 605913), (33, 385581), (43, 295911), (49, 259677), (61, 208593), (63, 201971), (77, 165249), (99, 128527), (129, 98637), (147, 86559), (183, 69531), (231, 55083), (301, 42273), (387, 32879), (427, 29799), (441, 28853), (473, 26901), (539, 23607), (549, 23177), (671, 18963), (693, 18361), (903, 14091), (1281, 9933), (1419, 8967), (1617, 7869), (2013, 6321), (2107, 6039), (2623, 4851), (2709, 4697), (2989, 4257), (3311, 3843)]