86256981

素因数分解:

$3^5\times {\mathrm{137}}^1\times {\mathrm{2591}}^1$

素因数の和:2743

約数の個数: 24

約数和(自身を含む): 130201344

約数和(自身を除く): 43944363

約数列:

[1, 3, 9, 27, 81, 137, 243, 411, 1233, 2591, 3699, 7773, 11097, 23319, 33291, 69957, 209871, 354967, 629613, 1064901, 3194703, 9584109, 28752327, 86256981]

約数ペア:

[(1, 86256981), (3, 28752327), (9, 9584109), (27, 3194703), (81, 1064901), (137, 629613), (243, 354967), (411, 209871), (1233, 69957), (2591, 33291), (3699, 23319), (7773, 11097)]