13904145

素因数分解:

$3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1231}}^1$

素因数の和:1493

約数の個数: 24

約数和(自身を含む): 24216192

約数和(自身を除く): 10312047

約数列:

[1, 3, 5, 9, 15, 45, 251, 753, 1231, 1255, 2259, 3693, 3765, 6155, 11079, 11295, 18465, 55395, 308981, 926943, 1544905, 2780829, 4634715, 13904145]

約数ペア:

[(1, 13904145), (3, 4634715), (5, 2780829), (9, 1544905), (15, 926943), (45, 308981), (251, 55395), (753, 18465), (1231, 11295), (1255, 11079), (2259, 6155), (3693, 3765)]