255884

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:145

約数の個数: 24

約数和(自身を含む): 489888

約数和(自身を除く): 234004

約数列:

[1, 2, 4, 17, 34, 53, 68, 71, 106, 142, 212, 284, 901, 1207, 1802, 2414, 3604, 3763, 4828, 7526, 15052, 63971, 127942, 255884]

約数ペア:

[(1, 255884), (2, 127942), (4, 63971), (17, 15052), (34, 7526), (53, 4828), (68, 3763), (71, 3604), (106, 2414), (142, 1802), (212, 1207), (284, 901)]