26391339

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1$

素因数の和:449

約数の個数: 40

約数和(自身を含む): 43176672

約数和(自身を除く): 16785333

約数列:

[1, 3, 9, 13, 27, 39, 71, 81, 117, 213, 351, 353, 639, 923, 1053, 1059, 1917, 2769, 3177, 4589, 5751, 8307, 9531, 13767, 24921, 25063, 28593, 41301, 74763, 75189, 123903, 225567, 325819, 371709, 676701, 977457, 2030103, 2932371, 8797113, 26391339]

約数ペア:

[(1, 26391339), (3, 8797113), (9, 2932371), (13, 2030103), (27, 977457), (39, 676701), (71, 371709), (81, 325819), (117, 225567), (213, 123903), (351, 75189), (353, 74763), (639, 41301), (923, 28593), (1053, 25063), (1059, 24921), (1917, 13767), (2769, 9531), (3177, 8307), (4589, 5751)]