207804501

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:311

約数の個数: 64

約数和(自身を含む): 340992000

約数和(自身を除く): 133187499

約数列:

[1, 3, 9, 19, 27, 31, 57, 73, 93, 171, 179, 219, 279, 513, 537, 589, 657, 837, 1387, 1611, 1767, 1971, 2263, 3401, 4161, 4833, 5301, 5549, 6789, 10203, 12483, 13067, 15903, 16647, 20367, 30609, 37449, 39201, 42997, 49941, 61101, 91827, 105431, 117603, 128991, 149823, 248273, 316293, 352809, 386973, 405077, 744819, 948879, 1160919, 1215231, 2234457, 2846637, 3645693, 6703371, 7696463, 10937079, 23089389, 69268167, 207804501]

約数ペア:

[(1, 207804501), (3, 69268167), (9, 23089389), (19, 10937079), (27, 7696463), (31, 6703371), (57, 3645693), (73, 2846637), (93, 2234457), (171, 1215231), (179, 1160919), (219, 948879), (279, 744819), (513, 405077), (537, 386973), (589, 352809), (657, 316293), (837, 248273), (1387, 149823), (1611, 128991), (1767, 117603), (1971, 105431), (2263, 91827), (3401, 61101), (4161, 49941), (4833, 42997), (5301, 39201), (5549, 37449), (6789, 30609), (10203, 20367), (12483, 16647), (13067, 15903)]