128231178

素因数分解:

$2^1\times 3^1\times {\mathrm{137}}^1\times {\mathrm{257}}^1\times {\mathrm{607}}^1$

素因数の和:1006

約数の個数: 32

約数和(自身を含む): 259766784

約数和(自身を除く): 131535606

約数列:

[1, 2, 3, 6, 137, 257, 274, 411, 514, 607, 771, 822, 1214, 1542, 1821, 3642, 35209, 70418, 83159, 105627, 155999, 166318, 211254, 249477, 311998, 467997, 498954, 935994, 21371863, 42743726, 64115589, 128231178]

約数ペア:

[(1, 128231178), (2, 64115589), (3, 42743726), (6, 21371863), (137, 935994), (257, 498954), (274, 467997), (411, 311998), (514, 249477), (607, 211254), (771, 166318), (822, 155999), (1214, 105627), (1542, 83159), (1821, 70418), (3642, 35209)]