165717855

素因数分解:

$3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1\times {\mathrm{271}}^1$

素因数の和:516

約数の個数: 48

約数和(自身を含む): 293289984

約数和(自身を除く): 127572129

約数列:

[1, 3, 5, 9, 15, 45, 107, 127, 271, 321, 381, 535, 635, 813, 963, 1143, 1355, 1605, 1905, 2439, 4065, 4815, 5715, 12195, 13589, 28997, 34417, 40767, 67945, 86991, 103251, 122301, 144985, 172085, 203835, 260973, 309753, 434955, 516255, 611505, 1304865, 1548765, 3682619, 11047857, 18413095, 33143571, 55239285, 165717855]

約数ペア:

[(1, 165717855), (3, 55239285), (5, 33143571), (9, 18413095), (15, 11047857), (45, 3682619), (107, 1548765), (127, 1304865), (271, 611505), (321, 516255), (381, 434955), (535, 309753), (635, 260973), (813, 203835), (963, 172085), (1143, 144985), (1355, 122301), (1605, 103251), (1905, 86991), (2439, 67945), (4065, 40767), (4815, 34417), (5715, 28997), (12195, 13589)]