664694646

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{727}}^1\times {\mathrm{1979}}^1$

素因数の和:2729

約数の個数: 64

約数和(自身を含む): 1660538880

約数和(自身を除く): 995844234

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 727, 1454, 1979, 2181, 3958, 4362, 5089, 5937, 7997, 10178, 11874, 13853, 15267, 15994, 21769, 23991, 27706, 30534, 41559, 43538, 47982, 55979, 65307, 83118, 111958, 130614, 152383, 167937, 304766, 335874, 457149, 914298, 1438733, 2877466, 4316199, 8632398, 10071131, 15826063, 20142262, 30213393, 31652126, 47478189, 60426786, 94956378, 110782441, 221564882, 332347323, 664694646]

約数ペア:

[(1, 664694646), (2, 332347323), (3, 221564882), (6, 110782441), (7, 94956378), (11, 60426786), (14, 47478189), (21, 31652126), (22, 30213393), (33, 20142262), (42, 15826063), (66, 10071131), (77, 8632398), (154, 4316199), (231, 2877466), (462, 1438733), (727, 914298), (1454, 457149), (1979, 335874), (2181, 304766), (3958, 167937), (4362, 152383), (5089, 130614), (5937, 111958), (7997, 83118), (10178, 65307), (11874, 55979), (13853, 47982), (15267, 43538), (15994, 41559), (21769, 30534), (23991, 27706)]