2200149

素因数分解:

$3^3\times 7^2\times {\mathrm{1663}}^1$

素因数の和:1686

約数の個数: 24

約数和(自身を含む): 3793920

約数和(自身を除く): 1593771

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 1663, 4989, 11641, 14967, 34923, 44901, 81487, 104769, 244461, 314307, 733383, 2200149]

約数ペア:

[(1, 2200149), (3, 733383), (7, 314307), (9, 244461), (21, 104769), (27, 81487), (49, 44901), (63, 34923), (147, 14967), (189, 11641), (441, 4989), (1323, 1663)]