247198419

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{704269}}^1$

素因数の和:704291

約数の個数: 16

約数和(自身を含む): 394391200

約数和(自身を除く): 147192781

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 704269, 2112807, 6338421, 9155497, 19015263, 27466491, 82399473, 247198419]

約数ペア:

[(1, 247198419), (3, 82399473), (9, 27466491), (13, 19015263), (27, 9155497), (39, 6338421), (117, 2112807), (351, 704269)]