238542305

素因数分解:

$5^1\times {\mathrm{41}}^2\times {\mathrm{101}}^1\times {\mathrm{281}}^1$

素因数の和:469

約数の個数: 24

約数和(自身を含む): 297362232

約数和(自身を除く): 58819927

約数列:

[1, 5, 41, 101, 205, 281, 505, 1405, 1681, 4141, 8405, 11521, 20705, 28381, 57605, 141905, 169781, 472361, 848905, 1163621, 2361805, 5818105, 47708461, 238542305]

約数ペア:

[(1, 238542305), (5, 47708461), (41, 5818105), (101, 2361805), (205, 1163621), (281, 848905), (505, 472361), (1405, 169781), (1681, 141905), (4141, 57605), (8405, 28381), (11521, 20705)]