1312623

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{863}}^1$

素因数の和:895

約数の個数: 18

約数和(自身を含む): 2055456

約数和(自身を除く): 742833

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 863, 1521, 2589, 7767, 11219, 33657, 100971, 145847, 437541, 1312623]

約数ペア:

[(1, 1312623), (3, 437541), (9, 145847), (13, 100971), (39, 33657), (117, 11219), (169, 7767), (507, 2589), (863, 1521)]