16987179

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{22381}}^1$

素因数の和:22418

約数の個数: 16

約数和(自身を含む): 25784064

約数和(自身を除く): 8796885

約数列:

[1, 3, 11, 23, 33, 69, 253, 759, 22381, 67143, 246191, 514763, 738573, 1544289, 5662393, 16987179]

約数ペア:

[(1, 16987179), (3, 5662393), (11, 1544289), (23, 738573), (33, 514763), (69, 246191), (253, 67143), (759, 22381)]