81981039

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{169733}}^1$

素因数の和:169766

約数の個数: 16

約数和(自身を含む): 130355712

約数和(自身を除く): 48374673

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 169733, 509199, 1188131, 3564393, 3903859, 11711577, 27327013, 81981039]

約数ペア:

[(1, 81981039), (3, 27327013), (7, 11711577), (21, 3903859), (23, 3564393), (69, 1188131), (161, 509199), (483, 169733)]