228927321

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{213751}}^1$

素因数の和:213781

約数の個数: 24

約数和(自身を含む): 400143744

約数和(自身を除く): 171216423

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 213751, 641253, 1496257, 1923759, 3633767, 4488771, 10901301, 13466313, 25436369, 32703903, 76309107, 228927321]

約数ペア:

[(1, 228927321), (3, 76309107), (7, 32703903), (9, 25436369), (17, 13466313), (21, 10901301), (51, 4488771), (63, 3633767), (119, 1923759), (153, 1496257), (357, 641253), (1071, 213751)]