208783904

素因数分解:

$2^5\times 7^2\times {\mathrm{133153}}^1$

素因数の和:133177

約数の個数: 36

約数和(自身を含む): 478156014

約数和(自身を除く): 269372110

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 133153, 266306, 532612, 932071, 1065224, 1864142, 2130448, 3728284, 4260896, 6524497, 7456568, 13048994, 14913136, 26097988, 29826272, 52195976, 104391952, 208783904]

約数ペア:

[(1, 208783904), (2, 104391952), (4, 52195976), (7, 29826272), (8, 26097988), (14, 14913136), (16, 13048994), (28, 7456568), (32, 6524497), (49, 4260896), (56, 3728284), (98, 2130448), (112, 1864142), (196, 1065224), (224, 932071), (392, 532612), (784, 266306), (1568, 133153)]