15415239

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{5281}}^1$

素因数の和:5430

約数の個数: 16

約数和(自身を含む): 23663360

約数和(自身を除く): 8248121

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 5281, 15843, 36967, 110901, 734059, 2202177, 5138413, 15415239]

約数ペア:

[(1, 15415239), (3, 5138413), (7, 2202177), (21, 734059), (139, 110901), (417, 36967), (973, 15843), (2919, 5281)]