208883335

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{233}}^1$

素因数の和:507

約数の個数: 32

約数和(自身を含む): 272937600

約数和(自身を除く): 64054265

約数列:

[1, 5, 17, 53, 85, 199, 233, 265, 901, 995, 1165, 3383, 3961, 4505, 10547, 12349, 16915, 19805, 46367, 52735, 61745, 179299, 209933, 231835, 788239, 896495, 1049665, 2457451, 3941195, 12287255, 41776667, 208883335]

約数ペア:

[(1, 208883335), (5, 41776667), (17, 12287255), (53, 3941195), (85, 2457451), (199, 1049665), (233, 896495), (265, 788239), (901, 231835), (995, 209933), (1165, 179299), (3383, 61745), (3961, 52735), (4505, 46367), (10547, 19805), (12349, 16915)]