13025817

素因数分解:

$3^2\times 7^2\times {\mathrm{29537}}^1$

素因数の和:29557

約数の個数: 18

約数和(自身を含む): 21887658

約数和(自身を除く): 8861841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 29537, 88611, 206759, 265833, 620277, 1447313, 1860831, 4341939, 13025817]

約数ペア:

[(1, 13025817), (3, 4341939), (7, 1860831), (9, 1447313), (21, 620277), (49, 265833), (63, 206759), (147, 88611), (441, 29537)]