2826261

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:225

約数の個数: 24

約数和(自身を含む): 4278560

約数和(自身を除く): 1452299

約数列:

[1, 3, 9, 43, 67, 109, 129, 201, 327, 387, 603, 981, 2881, 4687, 7303, 8643, 14061, 21909, 25929, 42183, 65727, 314029, 942087, 2826261]

約数ペア:

[(1, 2826261), (3, 942087), (9, 314029), (43, 65727), (67, 42183), (109, 25929), (129, 21909), (201, 14061), (327, 8643), (387, 7303), (603, 4687), (981, 2881)]