28678266

素因数分解:

$2^1\times 3^3\times {\mathrm{531079}}^1$

素因数の和:531090

約数の個数: 16

約数和(自身を含む): 63729600

約数和(自身を除く): 35051334

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 531079, 1062158, 1593237, 3186474, 4779711, 9559422, 14339133, 28678266]

約数ペア:

[(1, 28678266), (2, 14339133), (3, 9559422), (6, 4779711), (9, 3186474), (18, 1593237), (27, 1062158), (54, 531079)]