165639087

素因数分解:

$3^4\times {\mathrm{307}}^1\times {\mathrm{6661}}^1$

素因数の和:6980

約数の個数: 20

約数和(自身を含む): 248279416

約数和(自身を除く): 82640329

約数列:

[1, 3, 9, 27, 81, 307, 921, 2763, 6661, 8289, 19983, 24867, 59949, 179847, 539541, 2044927, 6134781, 18404343, 55213029, 165639087]

約数ペア:

[(1, 165639087), (3, 55213029), (9, 18404343), (27, 6134781), (81, 2044927), (307, 539541), (921, 179847), (2763, 59949), (6661, 24867), (8289, 19983)]