13191519

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{3881}}^1$

素因数の和:3998

約数の個数: 16

約数和(自身を含む): 19378944

約数和(自身を除く): 6187425

約数列:

[1, 3, 11, 33, 103, 309, 1133, 3399, 3881, 11643, 42691, 128073, 399743, 1199229, 4397173, 13191519]

約数ペア:

[(1, 13191519), (3, 4397173), (11, 1199229), (33, 399743), (103, 128073), (309, 42691), (1133, 11643), (3399, 3881)]