16955163

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{479}}^1$

素因数の和:533

約数の個数: 40

約数和(自身を含む): 27878400

約数和(自身を除く): 10923237

約数列:

[1, 3, 9, 19, 23, 27, 57, 69, 81, 171, 207, 437, 479, 513, 621, 1311, 1437, 1539, 1863, 3933, 4311, 9101, 11017, 11799, 12933, 27303, 33051, 35397, 38799, 81909, 99153, 209323, 245727, 297459, 627969, 737181, 892377, 1883907, 5651721, 16955163]

約数ペア:

[(1, 16955163), (3, 5651721), (9, 1883907), (19, 892377), (23, 737181), (27, 627969), (57, 297459), (69, 245727), (81, 209323), (171, 99153), (207, 81909), (437, 38799), (479, 35397), (513, 33051), (621, 27303), (1311, 12933), (1437, 11799), (1539, 11017), (1863, 9101), (3933, 4311)]