85647861

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{499}}^1$

素因数の和:687

約数の個数: 40

約数和(自身を含む): 138908000

約数和(自身を除く): 53260139

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 163, 351, 489, 499, 1053, 1467, 1497, 2119, 4401, 4491, 6357, 6487, 13203, 13473, 19071, 19461, 40419, 57213, 58383, 81337, 171639, 175149, 244011, 525447, 732033, 1057381, 2196099, 3172143, 6588297, 9516429, 28549287, 85647861]

約数ペア:

[(1, 85647861), (3, 28549287), (9, 9516429), (13, 6588297), (27, 3172143), (39, 2196099), (81, 1057381), (117, 732033), (163, 525447), (351, 244011), (489, 175149), (499, 171639), (1053, 81337), (1467, 58383), (1497, 57213), (2119, 40419), (4401, 19461), (4491, 19071), (6357, 13473), (6487, 13203)]