289668873

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{571339}}^1$

素因数の和:571368

約数の個数: 12

約数和(自身を含む): 418220880

約数和(自身を除く): 128552007

約数列:

[1, 3, 13, 39, 169, 507, 571339, 1714017, 7427407, 22282221, 96556291, 289668873]

約数ペア:

[(1, 289668873), (3, 96556291), (13, 22282221), (39, 7427407), (169, 1714017), (507, 571339)]