9987681

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{13159}}^1$

素因数の和:13196

約数の個数: 16

約数和(自身を含む): 15160320

約数和(自身を除く): 5172639

約数列:

[1, 3, 11, 23, 33, 69, 253, 759, 13159, 39477, 144749, 302657, 434247, 907971, 3329227, 9987681]

約数ペア:

[(1, 9987681), (3, 3329227), (11, 907971), (23, 434247), (33, 302657), (69, 144749), (253, 39477), (759, 13159)]