255548613

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{2543}}^1$

素因数の和:2649

約数の個数: 32

約数和(自身を含む): 376104960

約数和(自身を除く): 120556347

約数列:

[1, 3, 19, 41, 43, 57, 123, 129, 779, 817, 1763, 2337, 2451, 2543, 5289, 7629, 33497, 48317, 100491, 104263, 109349, 144951, 312789, 328047, 1980997, 2077631, 4483309, 5942991, 6232893, 13449927, 85182871, 255548613]

約数ペア:

[(1, 255548613), (3, 85182871), (19, 13449927), (41, 6232893), (43, 5942991), (57, 4483309), (123, 2077631), (129, 1980997), (779, 328047), (817, 312789), (1763, 144951), (2337, 109349), (2451, 104263), (2543, 100491), (5289, 48317), (7629, 33497)]