201819255

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{9337}}^1$

素因数の和:9487

約数の個数: 32

約数和(自身を含む): 354993408

約数和(自身を除く): 153174153

約数列:

[1, 3, 5, 11, 15, 33, 55, 131, 165, 393, 655, 1441, 1965, 4323, 7205, 9337, 21615, 28011, 46685, 102707, 140055, 308121, 513535, 1223147, 1540605, 3669441, 6115735, 13454617, 18347205, 40363851, 67273085, 201819255]

約数ペア:

[(1, 201819255), (3, 67273085), (5, 40363851), (11, 18347205), (15, 13454617), (33, 6115735), (55, 3669441), (131, 1540605), (165, 1223147), (393, 513535), (655, 308121), (1441, 140055), (1965, 102707), (4323, 46685), (7205, 28011), (9337, 21615)]