68403069

素因数分解:

$3^3\times 7^2\times {\mathrm{149}}^1\times {\mathrm{347}}^1$

素因数の和:519

約数の個数: 48

約数和(自身を含む): 119016000

約数和(自身を除く): 50612931

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 149, 189, 347, 441, 447, 1041, 1043, 1323, 1341, 2429, 3123, 3129, 4023, 7287, 7301, 9369, 9387, 17003, 21861, 21903, 28161, 51009, 51703, 65583, 65709, 153027, 155109, 197127, 361921, 459081, 465327, 1085763, 1395981, 2533447, 3257289, 7600341, 9771867, 22801023, 68403069]

約数ペア:

[(1, 68403069), (3, 22801023), (7, 9771867), (9, 7600341), (21, 3257289), (27, 2533447), (49, 1395981), (63, 1085763), (147, 465327), (149, 459081), (189, 361921), (347, 197127), (441, 155109), (447, 153027), (1041, 65709), (1043, 65583), (1323, 51703), (1341, 51009), (2429, 28161), (3123, 21903), (3129, 21861), (4023, 17003), (7287, 9387), (7301, 9369)]