1275459

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1$

素因数の和:390

約数の個数: 16

約数和(自身を含む): 1827360

約数和(自身を除く): 551901

約数列:

[1, 3, 17, 51, 89, 267, 281, 843, 1513, 4539, 4777, 14331, 25009, 75027, 425153, 1275459]

約数ペア:

[(1, 1275459), (3, 425153), (17, 75027), (51, 25009), (89, 14331), (267, 4777), (281, 4539), (843, 1513)]