13881555

素因数分解:

$3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1229}}^1$

素因数の和:1491

約数の個数: 24

約数和(自身を含む): 24176880

約数和(自身を除く): 10295325

約数列:

[1, 3, 5, 9, 15, 45, 251, 753, 1229, 1255, 2259, 3687, 3765, 6145, 11061, 11295, 18435, 55305, 308479, 925437, 1542395, 2776311, 4627185, 13881555]

約数ペア:

[(1, 13881555), (3, 4627185), (5, 2776311), (9, 1542395), (15, 925437), (45, 308479), (251, 55305), (753, 18435), (1229, 11295), (1255, 11061), (2259, 6145), (3687, 3765)]