254356078

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{61409}}^1$

素因数の和:61539

約数の個数: 16

約数和(自身を含む): 405306000

約数和(自身を除く): 150949922

約数列:

[1, 2, 19, 38, 109, 218, 2071, 4142, 61409, 122818, 1166771, 2333542, 6693581, 13387162, 127178039, 254356078]

約数ペア:

[(1, 254356078), (2, 127178039), (19, 13387162), (38, 6693581), (109, 2333542), (218, 1166771), (2071, 122818), (4142, 61409)]