828942621

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{563}}^1\times {\mathrm{1987}}^1$

素因数の和:2585

約数の個数: 32

約数和(自身を含む): 1255779840

約数和(自身を除く): 426837219

約数列:

[1, 3, 13, 19, 39, 57, 247, 563, 741, 1689, 1987, 5961, 7319, 10697, 21957, 25831, 32091, 37753, 77493, 113259, 139061, 417183, 490789, 1118681, 1472367, 3356043, 14542853, 21254939, 43628559, 63764817, 276314207, 828942621]

約数ペア:

[(1, 828942621), (3, 276314207), (13, 63764817), (19, 43628559), (39, 21254939), (57, 14542853), (247, 3356043), (563, 1472367), (741, 1118681), (1689, 490789), (1987, 417183), (5961, 139061), (7319, 113259), (10697, 77493), (21957, 37753), (25831, 32091)]