12963279

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{4441}}^1$

素因数の和:4590

約数の個数: 16

約数和(自身を含む): 19900160

約数和(自身を除く): 6936881

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 4441, 13323, 31087, 93261, 617299, 1851897, 4321093, 12963279]

約数ペア:

[(1, 12963279), (3, 4321093), (7, 1851897), (21, 617299), (139, 93261), (417, 31087), (973, 13323), (2919, 4441)]