81254415

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{12011}}^1$

素因数の和:12071

約数の個数: 32

約数和(自身を含む): 145297152

約数和(自身を除く): 64042737

約数列:

[1, 3, 5, 11, 15, 33, 41, 55, 123, 165, 205, 451, 615, 1353, 2255, 6765, 12011, 36033, 60055, 132121, 180165, 396363, 492451, 660605, 1477353, 1981815, 2462255, 5416961, 7386765, 16250883, 27084805, 81254415]

約数ペア:

[(1, 81254415), (3, 27084805), (5, 16250883), (11, 7386765), (15, 5416961), (33, 2462255), (41, 1981815), (55, 1477353), (123, 660605), (165, 492451), (205, 396363), (451, 180165), (615, 132121), (1353, 60055), (2255, 36033), (6765, 12011)]