1220280321

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{590363}}^1$

素因数の和:590432

約数の個数: 16

約数和(自身を含む): 1785260736

約数和(自身を除く): 564980415

約数列:

[1, 3, 13, 39, 53, 159, 689, 2067, 590363, 1771089, 7674719, 23024157, 31289239, 93867717, 406760107, 1220280321]

約数ペア:

[(1, 1220280321), (3, 406760107), (13, 93867717), (39, 31289239), (53, 23024157), (159, 7674719), (689, 1771089), (2067, 590363)]