68248719

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{1279}}^1$

素因数の和:1321

約数の個数: 54

約数和(自身を含む): 126147840

約数和(自身を除く): 57899121

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 99, 121, 147, 231, 363, 441, 539, 693, 847, 1089, 1279, 1617, 2541, 3837, 4851, 5929, 7623, 8953, 11511, 14069, 17787, 26859, 42207, 53361, 62671, 80577, 98483, 126621, 154759, 188013, 295449, 464277, 564039, 689381, 886347, 1083313, 1392831, 2068143, 3249939, 6204429, 7583191, 9749817, 22749573, 68248719]

約数ペア:

[(1, 68248719), (3, 22749573), (7, 9749817), (9, 7583191), (11, 6204429), (21, 3249939), (33, 2068143), (49, 1392831), (63, 1083313), (77, 886347), (99, 689381), (121, 564039), (147, 464277), (231, 295449), (363, 188013), (441, 154759), (539, 126621), (693, 98483), (847, 80577), (1089, 62671), (1279, 53361), (1617, 42207), (2541, 26859), (3837, 17787), (4851, 14069), (5929, 11511), (7623, 8953)]