26281521

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{13457}}^1$

素因数の和:13501

約数の個数: 24

約数和(自身を含む): 44788224

約数和(自身を除く): 18506703

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 13457, 40371, 94199, 121113, 282597, 417167, 847791, 1251501, 2920169, 3754503, 8760507, 26281521]

約数ペア:

[(1, 26281521), (3, 8760507), (7, 3754503), (9, 2920169), (21, 1251501), (31, 847791), (63, 417167), (93, 282597), (217, 121113), (279, 94199), (651, 40371), (1953, 13457)]