277564945

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{4483}}^1$

素因数の和:4585

約数の個数: 32

約数和(自身を含む): 400331520

約数和(自身を除く): 122766575

約数列:

[1, 5, 7, 29, 35, 61, 145, 203, 305, 427, 1015, 1769, 2135, 4483, 8845, 12383, 22415, 31381, 61915, 130007, 156905, 273463, 650035, 910049, 1367315, 1914241, 4550245, 7930427, 9571205, 39652135, 55512989, 277564945]

約数ペア:

[(1, 277564945), (5, 55512989), (7, 39652135), (29, 9571205), (35, 7930427), (61, 4550245), (145, 1914241), (203, 1367315), (305, 910049), (427, 650035), (1015, 273463), (1769, 156905), (2135, 130007), (4483, 61915), (8845, 31381), (12383, 22415)]