287352981

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{343313}}^1$

素因数の和:343353

約数の個数: 16

約数和(自身を含む): 439441920

約数和(自身を除く): 152088939

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 343313, 1029939, 3089817, 9269451, 10642703, 31928109, 95784327, 287352981]

約数ペア:

[(1, 287352981), (3, 95784327), (9, 31928109), (27, 10642703), (31, 9269451), (93, 3089817), (279, 1029939), (837, 343313)]