421749916

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{239}}^1$

素因数の和:407

約数の個数: 96

約数和(自身を含む): 928972800

約数和(自身を除く): 507222884

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 62, 76, 107, 124, 133, 214, 217, 239, 266, 428, 434, 478, 532, 589, 749, 868, 956, 1178, 1498, 1673, 2033, 2356, 2996, 3317, 3346, 4066, 4123, 4541, 6634, 6692, 7409, 8132, 8246, 9082, 13268, 14231, 14818, 16492, 18164, 23219, 25573, 28462, 29636, 31787, 46438, 51146, 51863, 56924, 63023, 63574, 92876, 102292, 103726, 126046, 127148, 140771, 179011, 207452, 252092, 281542, 358022, 441161, 485887, 563084, 716044, 792763, 882322, 971774, 985397, 1585526, 1764644, 1943548, 1970794, 3171052, 3401209, 3941588, 5549341, 6802418, 11098682, 13604836, 15062497, 22197364, 30124994, 60249988, 105437479, 210874958, 421749916]

約数ペア:

[(1, 421749916), (2, 210874958), (4, 105437479), (7, 60249988), (14, 30124994), (19, 22197364), (28, 15062497), (31, 13604836), (38, 11098682), (62, 6802418), (76, 5549341), (107, 3941588), (124, 3401209), (133, 3171052), (214, 1970794), (217, 1943548), (239, 1764644), (266, 1585526), (428, 985397), (434, 971774), (478, 882322), (532, 792763), (589, 716044), (749, 563084), (868, 485887), (956, 441161), (1178, 358022), (1498, 281542), (1673, 252092), (2033, 207452), (2356, 179011), (2996, 140771), (3317, 127148), (3346, 126046), (4066, 103726), (4123, 102292), (4541, 92876), (6634, 63574), (6692, 63023), (7409, 56924), (8132, 51863), (8246, 51146), (9082, 46438), (13268, 31787), (14231, 29636), (14818, 28462), (16492, 25573), (18164, 23219)]