17428257

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 32901120

約数和(自身を除く): 15472863

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 83, 99, 101, 189, 231, 249, 297, 303, 581, 693, 707, 747, 909, 913, 1111, 1743, 2079, 2121, 2241, 2727, 2739, 3333, 5229, 6363, 6391, 7777, 8217, 8383, 9999, 15687, 19089, 19173, 23331, 24651, 25149, 29997, 57519, 58681, 69993, 75447, 92213, 172557, 176043, 209979, 226341, 276639, 528129, 645491, 829917, 1584387, 1936473, 2489751, 5809419, 17428257]

約数ペア:

[(1, 17428257), (3, 5809419), (7, 2489751), (9, 1936473), (11, 1584387), (21, 829917), (27, 645491), (33, 528129), (63, 276639), (77, 226341), (83, 209979), (99, 176043), (101, 172557), (189, 92213), (231, 75447), (249, 69993), (297, 58681), (303, 57519), (581, 29997), (693, 25149), (707, 24651), (747, 23331), (909, 19173), (913, 19089), (1111, 15687), (1743, 9999), (2079, 8383), (2121, 8217), (2241, 7777), (2727, 6391), (2739, 6363), (3333, 5229)]