209230252

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{679319}}^1$

素因数の和:679341

約数の個数: 24

約数和(自身を含む): 456503040

約数和(自身を除く): 247272788

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 679319, 1358638, 2717276, 4755233, 7472509, 9510466, 14945018, 19020932, 29890036, 52307563, 104615126, 209230252]

約数ペア:

[(1, 209230252), (2, 104615126), (4, 52307563), (7, 29890036), (11, 19020932), (14, 14945018), (22, 9510466), (28, 7472509), (44, 4755233), (77, 2717276), (154, 1358638), (308, 679319)]