51388449

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{66137}}^1$

素因数の和:66184

約数の個数: 16

約数和(自身を含む): 80423808

約数和(自身を除く): 29035359

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 66137, 198411, 462959, 1388877, 2447069, 7341207, 17129483, 51388449]

約数ペア:

[(1, 51388449), (3, 17129483), (7, 7341207), (21, 2447069), (37, 1388877), (111, 462959), (259, 198411), (777, 66137)]