217427211

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{1093}}^1$

素因数の和:1184

約数の個数: 36

約数和(自身を含む): 338938704

約数和(自身を除く): 121511493

約数列:

[1, 3, 9, 23, 31, 69, 93, 207, 279, 713, 961, 1093, 2139, 2883, 3279, 6417, 8649, 9837, 22103, 25139, 33883, 66309, 75417, 101649, 198927, 226251, 304947, 779309, 1050373, 2337927, 3151119, 7013781, 9453357, 24158579, 72475737, 217427211]

約数ペア:

[(1, 217427211), (3, 72475737), (9, 24158579), (23, 9453357), (31, 7013781), (69, 3151119), (93, 2337927), (207, 1050373), (279, 779309), (713, 304947), (961, 226251), (1093, 198927), (2139, 101649), (2883, 75417), (3279, 66309), (6417, 33883), (8649, 25139), (9837, 22103)]