205653511

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:188

約数の個数: 48

約数和(自身を含む): 268979200

約数和(自身を除く): 63325689

約数列:

[1, 7, 19, 23, 37, 79, 133, 161, 259, 437, 529, 553, 703, 851, 1501, 1817, 2923, 3059, 3703, 4921, 5957, 10051, 10507, 12719, 16169, 19573, 20461, 34523, 41791, 55537, 67229, 70357, 113183, 137011, 241661, 292537, 371887, 388759, 470603, 794029, 1277351, 1546267, 2603209, 5558203, 8941457, 10823869, 29379073, 205653511]

約数ペア:

[(1, 205653511), (7, 29379073), (19, 10823869), (23, 8941457), (37, 5558203), (79, 2603209), (133, 1546267), (161, 1277351), (259, 794029), (437, 470603), (529, 388759), (553, 371887), (703, 292537), (851, 241661), (1501, 137011), (1817, 113183), (2923, 70357), (3059, 67229), (3703, 55537), (4921, 41791), (5957, 34523), (10051, 20461), (10507, 19573), (12719, 16169)]