397171863

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{4759}}^1$

素因数の和:5060

約数の個数: 32

約数和(自身を含む): 644313600

約数和(自身を除く): 247141737

約数列:

[1, 3, 9, 11, 27, 33, 99, 281, 297, 843, 2529, 3091, 4759, 7587, 9273, 14277, 27819, 42831, 52349, 83457, 128493, 157047, 471141, 1337279, 1413423, 4011837, 12035511, 14710069, 36106533, 44130207, 132390621, 397171863]

約数ペア:

[(1, 397171863), (3, 132390621), (9, 44130207), (11, 36106533), (27, 14710069), (33, 12035511), (99, 4011837), (281, 1413423), (297, 1337279), (843, 471141), (2529, 157047), (3091, 128493), (4759, 83457), (7587, 52349), (9273, 42831), (14277, 27819)]