64677678

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{1979}}^1$

素因数の和:2416

約数の個数: 32

約数和(自身を含む): 139708800

約数和(自身を除く): 75031122

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 419, 838, 1257, 1979, 2514, 3958, 5447, 5937, 10894, 11874, 16341, 25727, 32682, 51454, 77181, 154362, 829201, 1658402, 2487603, 4975206, 10779613, 21559226, 32338839, 64677678]

約数ペア:

[(1, 64677678), (2, 32338839), (3, 21559226), (6, 10779613), (13, 4975206), (26, 2487603), (39, 1658402), (78, 829201), (419, 154362), (838, 77181), (1257, 51454), (1979, 32682), (2514, 25727), (3958, 16341), (5447, 11874), (5937, 10894)]