13156371

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{6863}}^1$

素因数の和:6943

約数の個数: 16

約数和(自身を含む): 19768320

約数和(自身を除く): 6611949

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 6863, 20589, 61767, 185301, 487273, 1461819, 4385457, 13156371]

約数ペア:

[(1, 13156371), (3, 4385457), (9, 1461819), (27, 487273), (71, 185301), (213, 61767), (639, 20589), (1917, 6863)]