15920517

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{487}}^1\times {\mathrm{641}}^1$

素因数の和:1148

約数の個数: 16

約数和(自身を含む): 22557312

約数和(自身を除く): 6636795

約数列:

[1, 3, 17, 51, 487, 641, 1461, 1923, 8279, 10897, 24837, 32691, 312167, 936501, 5306839, 15920517]

約数ペア:

[(1, 15920517), (3, 5306839), (17, 936501), (51, 312167), (487, 32691), (641, 24837), (1461, 10897), (1923, 8279)]