253998081

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{4409}}^1$

素因数の和:4625

約数の個数: 24

約数和(自身を含む): 379065960

約数和(自身を除く): 125067879

約数列:

[1, 3, 9, 37, 111, 173, 333, 519, 1557, 4409, 6401, 13227, 19203, 39681, 57609, 163133, 489399, 762757, 1468197, 2288271, 6864813, 28222009, 84666027, 253998081]

約数ペア:

[(1, 253998081), (3, 84666027), (9, 28222009), (37, 6864813), (111, 2288271), (173, 1468197), (333, 762757), (519, 489399), (1557, 163133), (4409, 57609), (6401, 39681), (13227, 19203)]