72778239

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{1553}}^1$

素因数の和:1727

約数の個数: 24

約数和(自身を含む): 108605952

約数和(自身を除く): 35827713

約数列:

[1, 3, 9, 41, 123, 127, 369, 381, 1143, 1553, 4659, 5207, 13977, 15621, 46863, 63673, 191019, 197231, 573057, 591693, 1775079, 8086471, 24259413, 72778239]

約数ペア:

[(1, 72778239), (3, 24259413), (9, 8086471), (41, 1775079), (123, 591693), (127, 573057), (369, 197231), (381, 191019), (1143, 63673), (1553, 46863), (4659, 15621), (5207, 13977)]