16691409

素因数分解:

$3^2\times 7^3\times {\mathrm{5407}}^1$

素因数の和:5434

約数の個数: 24

約数和(自身を含む): 28121600

約数和(自身を除く): 11430191

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 5407, 16221, 37849, 48663, 113547, 264943, 340641, 794829, 1854601, 2384487, 5563803, 16691409]

約数ペア:

[(1, 16691409), (3, 5563803), (7, 2384487), (9, 1854601), (21, 794829), (49, 340641), (63, 264943), (147, 113547), (343, 48663), (441, 37849), (1029, 16221), (3087, 5407)]