204514569

素因数分解:

$3^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{21787}}^1$

素因数の和:21949

約数の個数: 24

約数和(自身を含む): 339892800

約数和(自身を除く): 135378231

約数列:

[1, 3, 7, 9, 21, 63, 149, 447, 1043, 1341, 3129, 9387, 21787, 65361, 152509, 196083, 457527, 1372581, 3246263, 9738789, 22723841, 29216367, 68171523, 204514569]

約数ペア:

[(1, 204514569), (3, 68171523), (7, 29216367), (9, 22723841), (21, 9738789), (63, 3246263), (149, 1372581), (447, 457527), (1043, 196083), (1341, 152509), (3129, 65361), (9387, 21787)]