1268082805

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{643}}^1\times {\mathrm{1559}}^1$

素因数の和:2241

約数の個数: 32

約数和(自身を含む): 1736017920

約数和(自身を除く): 467935115

約数列:

[1, 5, 11, 23, 55, 115, 253, 643, 1265, 1559, 3215, 7073, 7795, 14789, 17149, 35365, 35857, 73945, 85745, 162679, 179285, 394427, 813395, 1002437, 1972135, 5012185, 11026807, 23056051, 55134035, 115280255, 253616561, 1268082805]

約数ペア:

[(1, 1268082805), (5, 253616561), (11, 115280255), (23, 55134035), (55, 23056051), (115, 11026807), (253, 5012185), (643, 1972135), (1265, 1002437), (1559, 813395), (3215, 394427), (7073, 179285), (7795, 162679), (14789, 85745), (17149, 73945), (35365, 35857)]