257130242

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{53}}^2\times {\mathrm{1237}}^1$

素因数の和:1382

約数の個数: 24

約数和(自身を含む): 404060916

約数和(自身を除く): 146930674

約数列:

[1, 2, 37, 53, 74, 106, 1237, 1961, 2474, 2809, 3922, 5618, 45769, 65561, 91538, 103933, 131122, 207866, 2425757, 3474733, 4851514, 6949466, 128565121, 257130242]

約数ペア:

[(1, 257130242), (2, 128565121), (37, 6949466), (53, 4851514), (74, 3474733), (106, 2425757), (1237, 207866), (1961, 131122), (2474, 103933), (2809, 91538), (3922, 65561), (5618, 45769)]