64860987

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{2659}}^1$

素因数の和:2882

約数の個数: 16

約数和(自身を含む): 88865280

約数和(自身を除く): 24004293

約数列:

[1, 3, 47, 141, 173, 519, 2659, 7977, 8131, 24393, 124973, 374919, 460007, 1380021, 21620329, 64860987]

約数ペア:

[(1, 64860987), (3, 21620329), (47, 1380021), (141, 460007), (173, 374919), (519, 124973), (2659, 24393), (7977, 8131)]