289707903

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{453377}}^1$

素因数の和:453454

約数の個数: 12

約数和(自身を含む): 424361808

約数和(自身を除く): 134653905

約数列:

[1, 3, 9, 71, 213, 639, 453377, 1360131, 4080393, 32189767, 96569301, 289707903]

約数ペア:

[(1, 289707903), (3, 96569301), (9, 32189767), (71, 4080393), (213, 1360131), (639, 453377)]