161165943

素因数分解:

$3^4\times {\mathrm{677}}^1\times {\mathrm{2939}}^1$

素因数の和:3628

約数の個数: 20

約数和(自身を含む): 241191720

約数和(自身を除く): 80025777

約数列:

[1, 3, 9, 27, 81, 677, 2031, 2939, 6093, 8817, 18279, 26451, 54837, 79353, 238059, 1989703, 5969109, 17907327, 53721981, 161165943]

約数ペア:

[(1, 161165943), (3, 53721981), (9, 17907327), (27, 5969109), (81, 1989703), (677, 238059), (2031, 79353), (2939, 54837), (6093, 26451), (8817, 18279)]