9780129

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{15749}}^1$

素因数の和:15781

約数の個数: 16

約数和(自身を含む): 15120000

約数和(自身を除く): 5339871

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 15749, 47247, 141741, 362227, 425223, 1086681, 3260043, 9780129]

約数ペア:

[(1, 9780129), (3, 3260043), (9, 1086681), (23, 425223), (27, 362227), (69, 141741), (207, 47247), (621, 15749)]