15640005

素因数分解:

$3^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{2141}}^1$

素因数の和:2636

約数の個数: 16

約数和(自身を含む): 25087104

約数和(自身を除く): 9447099

約数列:

[1, 3, 5, 15, 487, 1461, 2141, 2435, 6423, 7305, 10705, 32115, 1042667, 3128001, 5213335, 15640005]

約数ペア:

[(1, 15640005), (3, 5213335), (5, 3128001), (15, 1042667), (487, 32115), (1461, 10705), (2141, 7305), (2435, 6423)]