25761267

素因数分解:

$3^3\times 7^1\times {\mathrm{136303}}^1$

素因数の和:136319

約数の個数: 16

約数和(自身を含む): 43617280

約数和(自身を除く): 17856013

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 136303, 408909, 954121, 1226727, 2862363, 3680181, 8587089, 25761267]

約数ペア:

[(1, 25761267), (3, 8587089), (7, 3680181), (9, 2862363), (21, 1226727), (27, 954121), (63, 408909), (189, 136303)]