485109

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:178

約数の個数: 20

約数和(自身を含む): 744876

約数和(自身を除く): 259767

約数列:

[1, 3, 9, 27, 53, 81, 113, 159, 339, 477, 1017, 1431, 3051, 4293, 5989, 9153, 17967, 53901, 161703, 485109]

約数ペア:

[(1, 485109), (3, 161703), (9, 53901), (27, 17967), (53, 9153), (81, 5989), (113, 4293), (159, 3051), (339, 1431), (477, 1017)]