28301097

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:389

約数の個数: 32

約数和(自身を含む): 42799104

約数和(自身を除く): 14498007

約数列:

[1, 3, 11, 33, 47, 71, 141, 213, 257, 517, 771, 781, 1551, 2343, 2827, 3337, 8481, 10011, 12079, 18247, 36237, 36707, 54741, 110121, 132869, 200717, 398607, 602151, 857609, 2572827, 9433699, 28301097]

約数ペア:

[(1, 28301097), (3, 9433699), (11, 2572827), (33, 857609), (47, 602151), (71, 398607), (141, 200717), (213, 132869), (257, 110121), (517, 54741), (771, 36707), (781, 36237), (1551, 18247), (2343, 12079), (2827, 10011), (3337, 8481)]