28836913

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{7817}}^1$

素因数の和:7872

約数の個数: 16

約数和(自身を含む): 36025344

約数和(自身を除く): 7188431

約数列:

[1, 7, 17, 31, 119, 217, 527, 3689, 7817, 54719, 132889, 242327, 930223, 1696289, 4119559, 28836913]

約数ペア:

[(1, 28836913), (7, 4119559), (17, 1696289), (31, 930223), (119, 242327), (217, 132889), (527, 54719), (3689, 7817)]