28737234

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{757}}^1$

素因数の和:824

約数の個数: 64

約数和(自身を含む): 69129600

約数和(自身を除く): 40392366

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 37, 38, 54, 57, 74, 111, 114, 171, 222, 333, 342, 513, 666, 703, 757, 999, 1026, 1406, 1514, 1998, 2109, 2271, 4218, 4542, 6327, 6813, 12654, 13626, 14383, 18981, 20439, 28009, 28766, 37962, 40878, 43149, 56018, 84027, 86298, 129447, 168054, 252081, 258894, 388341, 504162, 532171, 756243, 776682, 1064342, 1512486, 1596513, 3193026, 4789539, 9579078, 14368617, 28737234]

約数ペア:

[(1, 28737234), (2, 14368617), (3, 9579078), (6, 4789539), (9, 3193026), (18, 1596513), (19, 1512486), (27, 1064342), (37, 776682), (38, 756243), (54, 532171), (57, 504162), (74, 388341), (111, 258894), (114, 252081), (171, 168054), (222, 129447), (333, 86298), (342, 84027), (513, 56018), (666, 43149), (703, 40878), (757, 37962), (999, 28766), (1026, 28009), (1406, 20439), (1514, 18981), (1998, 14383), (2109, 13626), (2271, 12654), (4218, 6813), (4542, 6327)]