138312305

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{30977}}^1$

素因数の和:31048

約数の個数: 16

約数和(自身を含む): 178433280

約数和(自身を除く): 40120975

約数列:

[1, 5, 19, 47, 95, 235, 893, 4465, 30977, 154885, 588563, 1455919, 2942815, 7279595, 27662461, 138312305]

約数ペア:

[(1, 138312305), (5, 27662461), (19, 7279595), (47, 2942815), (95, 1455919), (235, 588563), (893, 154885), (4465, 30977)]