268223305

素因数分解:

$5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{12301}}^1$

素因数の和:12409

約数の個数: 24

約数和(自身を含む): 378655560

約数和(自身を除く): 110432255

約数列:

[1, 5, 7, 35, 49, 89, 245, 445, 623, 3115, 4361, 12301, 21805, 61505, 86107, 430535, 602749, 1094789, 3013745, 5473945, 7663523, 38317615, 53644661, 268223305]

約数ペア:

[(1, 268223305), (5, 53644661), (7, 38317615), (35, 7663523), (49, 5473945), (89, 3013745), (245, 1094789), (445, 602749), (623, 430535), (3115, 86107), (4361, 61505), (12301, 21805)]