28133749

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{1607}}^1$

素因数の和:1716

約数の個数: 16

約数和(自身を含む): 33497856

約数和(自身を除く): 5364107

約数列:

[1, 7, 41, 61, 287, 427, 1607, 2501, 11249, 17507, 65887, 98027, 461209, 686189, 4019107, 28133749]

約数ペア:

[(1, 28133749), (7, 4019107), (41, 686189), (61, 461209), (287, 98027), (427, 65887), (1607, 17507), (2501, 11249)]