68115201

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1979}}^1$

素因数の和:2149

約数の個数: 32

約数和(自身を含む): 114048000

約数和(自身を除く): 45932799

約数列:

[1, 3, 7, 11, 21, 33, 77, 149, 231, 447, 1043, 1639, 1979, 3129, 4917, 5937, 11473, 13853, 21769, 34419, 41559, 65307, 152383, 294871, 457149, 884613, 2064097, 3243581, 6192291, 9730743, 22705067, 68115201]

約数ペア:

[(1, 68115201), (3, 22705067), (7, 9730743), (11, 6192291), (21, 3243581), (33, 2064097), (77, 884613), (149, 457149), (231, 294871), (447, 152383), (1043, 65307), (1639, 41559), (1979, 34419), (3129, 21769), (4917, 13853), (5937, 11473)]