214728241

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 289578240

約数和(自身を除く): 74849999

約数列:

[1, 7, 13, 17, 49, 79, 91, 119, 221, 251, 553, 637, 833, 1027, 1343, 1547, 1757, 3263, 3871, 4267, 7189, 9401, 10829, 12299, 17459, 19829, 22841, 29869, 50323, 55471, 65807, 122213, 138803, 159887, 209083, 257777, 337093, 388297, 855491, 971621, 1804439, 2359651, 2718079, 4382209, 12631073, 16517557, 30675463, 214728241]

約数ペア:

[(1, 214728241), (7, 30675463), (13, 16517557), (17, 12631073), (49, 4382209), (79, 2718079), (91, 2359651), (119, 1804439), (221, 971621), (251, 855491), (553, 388297), (637, 337093), (833, 257777), (1027, 209083), (1343, 159887), (1547, 138803), (1757, 122213), (3263, 65807), (3871, 55471), (4267, 50323), (7189, 29869), (9401, 22841), (10829, 19829), (12299, 17459)]