28418679

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{2087}}^1$

素因数の和:2199

約数の個数: 24

約数和(自身を含む): 43973280

約数和(自身を除く): 15554601

約数列:

[1, 3, 9, 17, 51, 89, 153, 267, 801, 1513, 2087, 4539, 6261, 13617, 18783, 35479, 106437, 185743, 319311, 557229, 1671687, 3157631, 9472893, 28418679]

約数ペア:

[(1, 28418679), (3, 9472893), (9, 3157631), (17, 1671687), (51, 557229), (89, 319311), (153, 185743), (267, 106437), (801, 35479), (1513, 18783), (2087, 13617), (4539, 6261)]