28359120321

素因数分解:

$3^2\times 7^1\times {\mathrm{450144767}}^1$

素因数の和:450144780

約数の個数: 12

約数和(自身を含む): 46815055872

約数和(自身を除く): 18455935551

約数列:

[1, 3, 7, 9, 21, 63, 450144767, 1350434301, 3151013369, 4051302903, 9453040107, 28359120321]

約数ペア:

[(1, 28359120321), (3, 9453040107), (7, 4051302903), (9, 3151013369), (21, 1350434301), (63, 450144767)]