260244927

素因数分解:

$3^3\times {\mathrm{29}}^2\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:297

約数の個数: 48

約数和(自身を含む): 407349280

約数和(自身を除く): 147104353

約数列:

[1, 3, 9, 27, 29, 73, 87, 157, 219, 261, 471, 657, 783, 841, 1413, 1971, 2117, 2523, 4239, 4553, 6351, 7569, 11461, 13659, 19053, 22707, 34383, 40977, 57159, 61393, 103149, 122931, 132037, 184179, 309447, 332369, 396111, 552537, 997107, 1188333, 1657611, 2991321, 3564999, 8973963, 9638701, 28916103, 86748309, 260244927]

約数ペア:

[(1, 260244927), (3, 86748309), (9, 28916103), (27, 9638701), (29, 8973963), (73, 3564999), (87, 2991321), (157, 1657611), (219, 1188333), (261, 997107), (471, 552537), (657, 396111), (783, 332369), (841, 309447), (1413, 184179), (1971, 132037), (2117, 122931), (2523, 103149), (4239, 61393), (4553, 57159), (6351, 40977), (7569, 34383), (11461, 22707), (13659, 19053)]