16128135

素因数分解:

$3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{4027}}^1$

素因数の和:4127

約数の個数: 24

約数和(自身を含む): 28276560

約数和(自身を除く): 12148425

約数列:

[1, 3, 5, 9, 15, 45, 89, 267, 445, 801, 1335, 4005, 4027, 12081, 20135, 36243, 60405, 181215, 358403, 1075209, 1792015, 3225627, 5376045, 16128135]

約数ペア:

[(1, 16128135), (3, 5376045), (5, 3225627), (9, 1792015), (15, 1075209), (45, 358403), (89, 181215), (267, 60405), (445, 36243), (801, 20135), (1335, 12081), (4005, 4027)]