287792031

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1$

素因数の和:448

約数の個数: 64

約数和(自身を含む): 459648000

約数和(自身を除く): 171855969

約数列:

[1, 3, 17, 19, 23, 37, 51, 57, 69, 111, 323, 349, 391, 437, 629, 703, 851, 969, 1047, 1173, 1311, 1887, 2109, 2553, 5933, 6631, 7429, 8027, 11951, 12913, 14467, 16169, 17799, 19893, 22287, 24081, 35853, 38739, 43401, 48507, 112727, 136459, 152513, 219521, 245347, 274873, 296999, 338181, 409377, 457539, 658563, 736041, 824619, 890997, 2592721, 4170899, 5048983, 5642981, 7778163, 12512697, 15146949, 16928943, 95930677, 287792031]

約数ペア:

[(1, 287792031), (3, 95930677), (17, 16928943), (19, 15146949), (23, 12512697), (37, 7778163), (51, 5642981), (57, 5048983), (69, 4170899), (111, 2592721), (323, 890997), (349, 824619), (391, 736041), (437, 658563), (629, 457539), (703, 409377), (851, 338181), (969, 296999), (1047, 274873), (1173, 245347), (1311, 219521), (1887, 152513), (2109, 136459), (2553, 112727), (5933, 48507), (6631, 43401), (7429, 38739), (8027, 35853), (11951, 24081), (12913, 22287), (14467, 19893), (16169, 17799)]