13867791

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^2\times {\mathrm{131}}^1$

素因数の和:283

約数の個数: 24

約数和(自身を含む): 21597312

約数和(自身を除く): 7729521

約数列:

[1, 3, 7, 21, 71, 131, 213, 393, 497, 917, 1491, 2751, 5041, 9301, 15123, 27903, 35287, 65107, 105861, 195321, 660371, 1981113, 4622597, 13867791]

約数ペア:

[(1, 13867791), (3, 4622597), (7, 1981113), (21, 660371), (71, 195321), (131, 105861), (213, 65107), (393, 35287), (497, 27903), (917, 15123), (1491, 9301), (2751, 5041)]