71316428

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{2389}}^1$

素因数の和:2849

約数の個数: 24

約数和(自身を含む): 132501600

約数和(自身を除く): 61185172

約数列:

[1, 2, 4, 17, 34, 68, 439, 878, 1756, 2389, 4778, 7463, 9556, 14926, 29852, 40613, 81226, 162452, 1048771, 2097542, 4195084, 17829107, 35658214, 71316428]

約数ペア:

[(1, 71316428), (2, 35658214), (4, 17829107), (17, 4195084), (34, 2097542), (68, 1048771), (439, 162452), (878, 81226), (1756, 40613), (2389, 29852), (4778, 14926), (7463, 9556)]