201592815

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:308

約数の個数: 64

約数和(自身を含む): 350355456

約数和(自身を除く): 148762641

約数列:

[1, 3, 5, 15, 23, 43, 69, 107, 115, 127, 129, 215, 321, 345, 381, 535, 635, 645, 989, 1605, 1905, 2461, 2921, 2967, 4601, 4945, 5461, 7383, 8763, 12305, 13589, 13803, 14605, 14835, 16383, 23005, 27305, 36915, 40767, 43815, 67945, 69015, 81915, 105823, 125603, 203835, 312547, 317469, 376809, 529115, 584327, 628015, 937641, 1562735, 1587345, 1752981, 1884045, 2921635, 4688205, 8764905, 13439521, 40318563, 67197605, 201592815]

約数ペア:

[(1, 201592815), (3, 67197605), (5, 40318563), (15, 13439521), (23, 8764905), (43, 4688205), (69, 2921635), (107, 1884045), (115, 1752981), (127, 1587345), (129, 1562735), (215, 937641), (321, 628015), (345, 584327), (381, 529115), (535, 376809), (635, 317469), (645, 312547), (989, 203835), (1605, 125603), (1905, 105823), (2461, 81915), (2921, 69015), (2967, 67945), (4601, 43815), (4945, 40767), (5461, 36915), (7383, 27305), (8763, 23005), (12305, 16383), (13589, 14835), (13803, 14605)]