201691191

素因数分解:

$3^1\times {\mathrm{13}}^3\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:544

約数の個数: 32

約数和(自身を含む): 296110080

約数和(自身を除く): 94418889

約数列:

[1, 3, 13, 39, 71, 169, 213, 431, 507, 923, 1293, 2197, 2769, 5603, 6591, 11999, 16809, 30601, 35997, 72839, 91803, 155987, 218517, 397813, 467961, 946907, 1193439, 2840721, 5171569, 15514707, 67230397, 201691191]

約数ペア:

[(1, 201691191), (3, 67230397), (13, 15514707), (39, 5171569), (71, 2840721), (169, 1193439), (213, 946907), (431, 467961), (507, 397813), (923, 218517), (1293, 155987), (2197, 91803), (2769, 72839), (5603, 35997), (6591, 30601), (11999, 16809)]