13403019

素因数分解:

$3^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{1249}}^1$

素因数の和:1339

約数の個数: 24

約数和(自身を含む): 21090000

約数和(自身を除く): 7686981

約数列:

[1, 3, 7, 21, 49, 73, 147, 219, 511, 1249, 1533, 3577, 3747, 8743, 10731, 26229, 61201, 91177, 183603, 273531, 638239, 1914717, 4467673, 13403019]

約数ペア:

[(1, 13403019), (3, 4467673), (7, 1914717), (21, 638239), (49, 273531), (73, 183603), (147, 91177), (219, 61201), (511, 26229), (1249, 10731), (1533, 8743), (3577, 3747)]