661036584

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{19801}}^1$

素因数の和:19930

約数の個数: 64

約数和(自身を含む): 1796437440

約数和(自身を除く): 1135400856

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 107, 156, 214, 312, 321, 428, 642, 856, 1284, 1391, 2568, 2782, 4173, 5564, 8346, 11128, 16692, 19801, 33384, 39602, 59403, 79204, 118806, 158408, 237612, 257413, 475224, 514826, 772239, 1029652, 1544478, 2059304, 2118707, 3088956, 4237414, 6177912, 6356121, 8474828, 12712242, 16949656, 25424484, 27543191, 50848968, 55086382, 82629573, 110172764, 165259146, 220345528, 330518292, 661036584]

約数ペア:

[(1, 661036584), (2, 330518292), (3, 220345528), (4, 165259146), (6, 110172764), (8, 82629573), (12, 55086382), (13, 50848968), (24, 27543191), (26, 25424484), (39, 16949656), (52, 12712242), (78, 8474828), (104, 6356121), (107, 6177912), (156, 4237414), (214, 3088956), (312, 2118707), (321, 2059304), (428, 1544478), (642, 1029652), (856, 772239), (1284, 514826), (1391, 475224), (2568, 257413), (2782, 237612), (4173, 158408), (5564, 118806), (8346, 79204), (11128, 59403), (16692, 39602), (19801, 33384)]