251263072

素因数分解:

$2^5\times {\mathrm{139}}^1\times {\mathrm{56489}}^1$

素因数の和:56638

約数の個数: 24

約数和(自身を含む): 498241800

約数和(自身を除く): 246978728

約数列:

[1, 2, 4, 8, 16, 32, 139, 278, 556, 1112, 2224, 4448, 56489, 112978, 225956, 451912, 903824, 1807648, 7851971, 15703942, 31407884, 62815768, 125631536, 251263072]

約数ペア:

[(1, 251263072), (2, 125631536), (4, 62815768), (8, 31407884), (16, 15703942), (32, 7851971), (139, 1807648), (278, 903824), (556, 451912), (1112, 225956), (2224, 112978), (4448, 56489)]