217029142

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{27479}}^1$

素因数の和:27851

約数の個数: 16

約数和(自身を含む): 356140800

約数和(自身を除く): 139111658

約数列:

[1, 2, 11, 22, 359, 718, 3949, 7898, 27479, 54958, 302269, 604538, 9864961, 19729922, 108514571, 217029142]

約数ペア:

[(1, 217029142), (2, 108514571), (11, 19729922), (22, 9864961), (359, 604538), (718, 302269), (3949, 54958), (7898, 27479)]