13428423

素因数分解:

$3^5\times {\mathrm{73}}^1\times {\mathrm{757}}^1$

素因数の和:845

約数の個数: 24

約数和(自身を含む): 20417488

約数和(自身を除く): 6989065

約数列:

[1, 3, 9, 27, 73, 81, 219, 243, 657, 757, 1971, 2271, 5913, 6813, 17739, 20439, 55261, 61317, 165783, 183951, 497349, 1492047, 4476141, 13428423]

約数ペア:

[(1, 13428423), (3, 4476141), (9, 1492047), (27, 497349), (73, 183951), (81, 165783), (219, 61317), (243, 55261), (657, 20439), (757, 17739), (1971, 6813), (2271, 5913)]