204839523

素因数分解:

$3^6\times 7^1\times {\mathrm{137}}^1\times {\mathrm{293}}^1$

素因数の和:455

約数の個数: 56

約数和(自身を含む): 354761568

約数和(自身を除く): 149922045

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 137, 189, 243, 293, 411, 567, 729, 879, 959, 1233, 1701, 2051, 2637, 2877, 3699, 5103, 6153, 7911, 8631, 11097, 18459, 23733, 25893, 33291, 40141, 55377, 71199, 77679, 99873, 120423, 166131, 213597, 233037, 280987, 361269, 498393, 699111, 842961, 1083807, 1495179, 2528883, 3251421, 7586649, 9754263, 22759947, 29262789, 68279841, 204839523]

約数ペア:

[(1, 204839523), (3, 68279841), (7, 29262789), (9, 22759947), (21, 9754263), (27, 7586649), (63, 3251421), (81, 2528883), (137, 1495179), (189, 1083807), (243, 842961), (293, 699111), (411, 498393), (567, 361269), (729, 280987), (879, 233037), (959, 213597), (1233, 166131), (1701, 120423), (2051, 99873), (2637, 77679), (2877, 71199), (3699, 55377), (5103, 40141), (6153, 33291), (7911, 25893), (8631, 23733), (11097, 18459)]