239522157

素因数分解:

$3^3\times 7^1\times {\mathrm{563}}^1\times {\mathrm{2251}}^1$

素因数の和:2830

約数の個数: 32

約数和(自身を含む): 406440960

約数和(自身を除く): 166918803

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 563, 1689, 2251, 3941, 5067, 6753, 11823, 15201, 15757, 20259, 35469, 47271, 60777, 106407, 141813, 425439, 1267313, 3801939, 8871191, 11405817, 26613573, 34217451, 79840719, 239522157]

約数ペア:

[(1, 239522157), (3, 79840719), (7, 34217451), (9, 26613573), (21, 11405817), (27, 8871191), (63, 3801939), (189, 1267313), (563, 425439), (1689, 141813), (2251, 106407), (3941, 60777), (5067, 47271), (6753, 35469), (11823, 20259), (15201, 15757)]