26456409

素因数分解:

$3^3\times 7^1\times {\mathrm{139981}}^1$

素因数の和:139997

約数の個数: 16

約数和(自身を含む): 44794240

約数和(自身を除く): 18337831

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 139981, 419943, 979867, 1259829, 2939601, 3779487, 8818803, 26456409]

約数ペア:

[(1, 26456409), (3, 8818803), (7, 3779487), (9, 2939601), (21, 1259829), (27, 979867), (63, 419943), (189, 139981)]