71867656

素因数分解:

$2^3\times 7^1\times {\mathrm{199}}^1\times {\mathrm{6449}}^1$

素因数の和:6661

約数の個数: 32

約数和(自身を含む): 154800000

約数和(自身を除く): 82932344

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 199, 398, 796, 1393, 1592, 2786, 5572, 6449, 11144, 12898, 25796, 45143, 51592, 90286, 180572, 361144, 1283351, 2566702, 5133404, 8983457, 10266808, 17966914, 35933828, 71867656]

約数ペア:

[(1, 71867656), (2, 35933828), (4, 17966914), (7, 10266808), (8, 8983457), (14, 5133404), (28, 2566702), (56, 1283351), (199, 361144), (398, 180572), (796, 90286), (1393, 51592), (1592, 45143), (2786, 25796), (5572, 12898), (6449, 11144)]