299261768

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{66919}}^1$

素因数の和:66981

約数の個数: 32

約数和(自身を含む): 618340800

約数和(自身を除く): 319079032

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 344, 559, 1118, 2236, 4472, 66919, 133838, 267676, 535352, 869947, 1739894, 2877517, 3479788, 5755034, 6959576, 11510068, 23020136, 37407721, 74815442, 149630884, 299261768]

約数ペア:

[(1, 299261768), (2, 149630884), (4, 74815442), (8, 37407721), (13, 23020136), (26, 11510068), (43, 6959576), (52, 5755034), (86, 3479788), (104, 2877517), (172, 1739894), (344, 869947), (559, 535352), (1118, 267676), (2236, 133838), (4472, 66919)]