13851369

素因数分解:

$3^2\times 7^4\times {\mathrm{641}}^1$

素因数の和:675

約数の個数: 30

約数和(自身を含む): 23377146

約数和(自身を除く): 9525777

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 641, 1029, 1923, 2401, 3087, 4487, 5769, 7203, 13461, 21609, 31409, 40383, 94227, 219863, 282681, 659589, 1539041, 1978767, 4617123, 13851369]

約数ペア:

[(1, 13851369), (3, 4617123), (7, 1978767), (9, 1539041), (21, 659589), (49, 282681), (63, 219863), (147, 94227), (343, 40383), (441, 31409), (641, 21609), (1029, 13461), (1923, 7203), (2401, 5769), (3087, 4487)]