1989279

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{599}}^1$

素因数の和:652

約数の個数: 20

約数和(自身を含む): 3049200

約数和(自身を除く): 1059921

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 599, 1107, 1797, 3321, 5391, 16173, 24559, 48519, 73677, 221031, 663093, 1989279]

約数ペア:

[(1, 1989279), (3, 663093), (9, 221031), (27, 73677), (41, 48519), (81, 24559), (123, 16173), (369, 5391), (599, 3321), (1107, 1797)]