138376444

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{191}}^1\times {\mathrm{2551}}^1$

素因数の和:2817

約数の個数: 24

約数和(自身を含む): 246951936

約数和(自身を除く): 108575492

約数列:

[1, 2, 4, 71, 142, 191, 284, 382, 764, 2551, 5102, 10204, 13561, 27122, 54244, 181121, 362242, 487241, 724484, 974482, 1948964, 34594111, 69188222, 138376444]

約数ペア:

[(1, 138376444), (2, 69188222), (4, 34594111), (71, 1948964), (142, 974482), (191, 724484), (284, 487241), (382, 362242), (764, 181121), (2551, 54244), (5102, 27122), (10204, 13561)]