82873161

素因数分解:

$3^2\times 7^2\times {\mathrm{187921}}^1$

素因数の和:187941

約数の個数: 18

約数和(自身を含む): 139250202

約数和(自身を除く): 56377041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 187921, 563763, 1315447, 1691289, 3946341, 9208129, 11839023, 27624387, 82873161]

約数ペア:

[(1, 82873161), (3, 27624387), (7, 11839023), (9, 9208129), (21, 3946341), (49, 1691289), (63, 1315447), (147, 563763), (441, 187921)]