217336952

素因数分解:

$2^3\times 7^2\times {\mathrm{554431}}^1$

素因数の和:554451

約数の個数: 24

約数和(自身を含む): 474039360

約数和(自身を除く): 256702408

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 554431, 1108862, 2217724, 3881017, 4435448, 7762034, 15524068, 27167119, 31048136, 54334238, 108668476, 217336952]

約数ペア:

[(1, 217336952), (2, 108668476), (4, 54334238), (7, 31048136), (8, 27167119), (14, 15524068), (28, 7762034), (49, 4435448), (56, 3881017), (98, 2217724), (196, 1108862), (392, 554431)]