168586019

素因数分解:

$7^2\times {\mathrm{29}}^2\times {\mathrm{4091}}^1$

素因数の和:4163

約数の個数: 18

約数和(自身を含む): 203155524

約数和(自身を除く): 34569505

約数列:

[1, 7, 29, 49, 203, 841, 1421, 4091, 5887, 28637, 41209, 118639, 200459, 830473, 3440531, 5813311, 24083717, 168586019]

約数ペア:

[(1, 168586019), (7, 24083717), (29, 5813311), (49, 3440531), (203, 830473), (841, 200459), (1421, 118639), (4091, 41209), (5887, 28637)]