67421721

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{331}}^1\times {\mathrm{1579}}^1$

素因数の和:1956

約数の個数: 16

約数和(自身を含む): 92322560

約数和(自身を除く): 24900839

約数列:

[1, 3, 43, 129, 331, 993, 1579, 4737, 14233, 42699, 67897, 203691, 522649, 1567947, 22473907, 67421721]

約数ペア:

[(1, 67421721), (3, 22473907), (43, 1567947), (129, 522649), (331, 203691), (993, 67897), (1579, 42699), (4737, 14233)]