200520411

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{1753}}^1$

素因数の和:2195

約数の個数: 32

約数和(自身を含む): 330032640

約数和(自身を除く): 129512229

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 419, 1257, 1753, 2933, 5259, 5447, 8799, 12271, 16341, 22789, 36813, 38129, 68367, 114387, 159523, 478569, 734507, 2203521, 5141549, 9548591, 15424647, 28645773, 66840137, 200520411]

約数ペア:

[(1, 200520411), (3, 66840137), (7, 28645773), (13, 15424647), (21, 9548591), (39, 5141549), (91, 2203521), (273, 734507), (419, 478569), (1257, 159523), (1753, 114387), (2933, 68367), (5259, 38129), (5447, 36813), (8799, 22789), (12271, 16341)]