489448531

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{1193}}^1$

素因数の和:1387

約数の個数: 32

約数和(自身を含む): 609799680

約数和(自身を除く): 120351149

約数列:

[1, 11, 13, 19, 143, 151, 209, 247, 1193, 1661, 1963, 2717, 2869, 13123, 15509, 21593, 22667, 31559, 37297, 170599, 180143, 249337, 294671, 410267, 1981573, 2341859, 3241381, 3422717, 25760449, 37649887, 44495321, 489448531]

約数ペア:

[(1, 489448531), (11, 44495321), (13, 37649887), (19, 25760449), (143, 3422717), (151, 3241381), (209, 2341859), (247, 1981573), (1193, 410267), (1661, 294671), (1963, 249337), (2717, 180143), (2869, 170599), (13123, 37297), (15509, 31559), (21593, 22667)]