28038916

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:264

約数の個数: 48

約数和(自身を含む): 54295920

約数和(自身を除く): 26257004

約数列:

[1, 2, 4, 17, 34, 41, 68, 82, 89, 113, 164, 178, 226, 356, 452, 697, 1394, 1513, 1921, 2788, 3026, 3649, 3842, 4633, 6052, 7298, 7684, 9266, 10057, 14596, 18532, 20114, 40228, 62033, 78761, 124066, 157522, 170969, 248132, 315044, 341938, 412337, 683876, 824674, 1649348, 7009729, 14019458, 28038916]

約数ペア:

[(1, 28038916), (2, 14019458), (4, 7009729), (17, 1649348), (34, 824674), (41, 683876), (68, 412337), (82, 341938), (89, 315044), (113, 248132), (164, 170969), (178, 157522), (226, 124066), (356, 78761), (452, 62033), (697, 40228), (1394, 20114), (1513, 18532), (1921, 14596), (2788, 10057), (3026, 9266), (3649, 7684), (3842, 7298), (4633, 6052)]