85855707

素因数分解:

$3^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2857}}^1$

素因数の和:2929

約数の個数: 40

約数和(自身を含む): 149393376

約数和(自身を除く): 63537669

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 81, 159, 189, 371, 477, 567, 1113, 1431, 2857, 3339, 4293, 8571, 10017, 19999, 25713, 30051, 59997, 77139, 151421, 179991, 231417, 454263, 539973, 1059947, 1362789, 1619919, 3179841, 4088367, 9539523, 12265101, 28618569, 85855707]

約数ペア:

[(1, 85855707), (3, 28618569), (7, 12265101), (9, 9539523), (21, 4088367), (27, 3179841), (53, 1619919), (63, 1362789), (81, 1059947), (159, 539973), (189, 454263), (371, 231417), (477, 179991), (567, 151421), (1113, 77139), (1431, 59997), (2857, 30051), (3339, 25713), (4293, 19999), (8571, 10017)]