199839834

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:304

約数の個数: 96

約数和(自身を含む): 474439680

約数和(自身を除く): 274599846

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 43, 57, 86, 107, 114, 127, 129, 171, 214, 254, 258, 321, 342, 381, 387, 642, 762, 774, 817, 963, 1143, 1634, 1926, 2033, 2286, 2413, 2451, 4066, 4601, 4826, 4902, 5461, 6099, 7239, 7353, 9202, 10922, 12198, 13589, 13803, 14478, 14706, 16383, 18297, 21717, 27178, 27606, 32766, 36594, 40767, 41409, 43434, 49149, 81534, 82818, 87419, 98298, 103759, 122301, 174838, 207518, 244602, 258191, 262257, 311277, 516382, 524514, 584327, 622554, 774573, 786771, 933831, 1168654, 1549146, 1573542, 1752981, 1867662, 2323719, 3505962, 4647438, 5258943, 10517886, 11102213, 22204426, 33306639, 66613278, 99919917, 199839834]

約数ペア:

[(1, 199839834), (2, 99919917), (3, 66613278), (6, 33306639), (9, 22204426), (18, 11102213), (19, 10517886), (38, 5258943), (43, 4647438), (57, 3505962), (86, 2323719), (107, 1867662), (114, 1752981), (127, 1573542), (129, 1549146), (171, 1168654), (214, 933831), (254, 786771), (258, 774573), (321, 622554), (342, 584327), (381, 524514), (387, 516382), (642, 311277), (762, 262257), (774, 258191), (817, 244602), (963, 207518), (1143, 174838), (1634, 122301), (1926, 103759), (2033, 98298), (2286, 87419), (2413, 82818), (2451, 81534), (4066, 49149), (4601, 43434), (4826, 41409), (4902, 40767), (5461, 36594), (6099, 32766), (7239, 27606), (7353, 27178), (9202, 21717), (10922, 18297), (12198, 16383), (13589, 14706), (13803, 14478)]