15886221

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{9473}}^1$

素因数の和:9532

約数の個数: 16

約数和(自身を含む): 23343936

約数和(自身を除く): 7457715

約数列:

[1, 3, 13, 39, 43, 129, 559, 1677, 9473, 28419, 123149, 369447, 407339, 1222017, 5295407, 15886221]

約数ペア:

[(1, 15886221), (3, 5295407), (13, 1222017), (39, 407339), (43, 369447), (129, 123149), (559, 28419), (1677, 9473)]