81787146

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{4337}}^1$

素因数の和:4798

約数の個数: 32

約数和(自身を含む): 187401600

約数和(自身を除く): 105614454

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 449, 898, 1347, 2694, 3143, 4337, 6286, 8674, 9429, 13011, 18858, 26022, 30359, 60718, 91077, 182154, 1947313, 3894626, 5841939, 11683878, 13631191, 27262382, 40893573, 81787146]

約数ペア:

[(1, 81787146), (2, 40893573), (3, 27262382), (6, 13631191), (7, 11683878), (14, 5841939), (21, 3894626), (42, 1947313), (449, 182154), (898, 91077), (1347, 60718), (2694, 30359), (3143, 26022), (4337, 18858), (6286, 13011), (8674, 9429)]