28483567

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{257}}^1$

素因数の和:558

約数の個数: 16

約数和(自身を含む): 33288192

約数和(自身を除く): 4804625

約数列:

[1, 7, 71, 223, 257, 497, 1561, 1799, 15833, 18247, 57311, 110831, 127729, 401177, 4069081, 28483567]

約数ペア:

[(1, 28483567), (7, 4069081), (71, 401177), (223, 127729), (257, 110831), (497, 57311), (1561, 18247), (1799, 15833)]