71287818

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{12211}}^1$

素因数の和:12362

約数の個数: 32

約数和(自身を含む): 164129280

約数和(自身を除く): 92841462

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 139, 278, 417, 834, 973, 1946, 2919, 5838, 12211, 24422, 36633, 73266, 85477, 170954, 256431, 512862, 1697329, 3394658, 5091987, 10183974, 11881303, 23762606, 35643909, 71287818]

約数ペア:

[(1, 71287818), (2, 35643909), (3, 23762606), (6, 11881303), (7, 10183974), (14, 5091987), (21, 3394658), (42, 1697329), (139, 512862), (278, 256431), (417, 170954), (834, 85477), (973, 73266), (1946, 36633), (2919, 24422), (5838, 12211)]