77954739

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{281}}^1$

素因数の和:491

約数の個数: 32

約数和(自身を含む): 114063360

約数和(自身を除く): 36108621

約数列:

[1, 3, 19, 31, 57, 93, 157, 281, 471, 589, 843, 1767, 2983, 4867, 5339, 8711, 8949, 14601, 16017, 26133, 44117, 92473, 132351, 165509, 277419, 496527, 838223, 1367627, 2514669, 4102881, 25984913, 77954739]

約数ペア:

[(1, 77954739), (3, 25984913), (19, 4102881), (31, 2514669), (57, 1367627), (93, 838223), (157, 496527), (281, 277419), (471, 165509), (589, 132351), (843, 92473), (1767, 44117), (2983, 26133), (4867, 16017), (5339, 14601), (8711, 8949)]