28179214

素因数分解:

$2^1\times 7^2\times {\mathrm{421}}^1\times {\mathrm{683}}^1$

素因数の和:1120

約数の個数: 24

約数和(自身を含む): 49358808

約数和(自身を除く): 21179594

約数列:

[1, 2, 7, 14, 49, 98, 421, 683, 842, 1366, 2947, 4781, 5894, 9562, 20629, 33467, 41258, 66934, 287543, 575086, 2012801, 4025602, 14089607, 28179214]

約数ペア:

[(1, 28179214), (2, 14089607), (7, 4025602), (14, 2012801), (49, 575086), (98, 287543), (421, 66934), (683, 41258), (842, 33467), (1366, 20629), (2947, 9562), (4781, 5894)]