13128885

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1$

素因数の和:456

約数の個数: 80

約数和(自身を含む): 29411712

約数和(自身を除く): 16282827

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 27, 33, 35, 45, 55, 63, 77, 81, 99, 105, 135, 165, 189, 231, 297, 315, 385, 405, 421, 495, 567, 693, 891, 945, 1155, 1263, 1485, 2079, 2105, 2835, 2947, 3465, 3789, 4455, 4631, 6237, 6315, 8841, 10395, 11367, 13893, 14735, 18945, 23155, 26523, 31185, 32417, 34101, 41679, 44205, 56835, 69465, 79569, 97251, 125037, 132615, 162085, 170505, 208395, 238707, 291753, 375111, 397845, 486255, 625185, 875259, 1193535, 1458765, 1875555, 2625777, 4376295, 13128885]

約数ペア:

[(1, 13128885), (3, 4376295), (5, 2625777), (7, 1875555), (9, 1458765), (11, 1193535), (15, 875259), (21, 625185), (27, 486255), (33, 397845), (35, 375111), (45, 291753), (55, 238707), (63, 208395), (77, 170505), (81, 162085), (99, 132615), (105, 125037), (135, 97251), (165, 79569), (189, 69465), (231, 56835), (297, 44205), (315, 41679), (385, 34101), (405, 32417), (421, 31185), (495, 26523), (567, 23155), (693, 18945), (891, 14735), (945, 13893), (1155, 11367), (1263, 10395), (1485, 8841), (2079, 6315), (2105, 6237), (2835, 4631), (2947, 4455), (3465, 3789)]