254939468

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{193723}}^1$

素因数の和:193781

約数の個数: 24

約数和(自身を含む): 520730112

約数和(自身を除く): 265790644

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 193723, 387446, 774892, 1356061, 2712122, 5424244, 9104981, 18209962, 36419924, 63734867, 127469734, 254939468]

約数ペア:

[(1, 254939468), (2, 127469734), (4, 63734867), (7, 36419924), (14, 18209962), (28, 9104981), (47, 5424244), (94, 2712122), (188, 1356061), (329, 774892), (658, 387446), (1316, 193723)]