219843987

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{44711}}^1$

素因数の和:44874

約数の個数: 16

約数和(自身を含む): 321926400

約数和(自身を除く): 102082413

約数列:

[1, 3, 11, 33, 149, 447, 1639, 4917, 44711, 134133, 491821, 1475463, 6661939, 19985817, 73281329, 219843987]

約数ペア:

[(1, 219843987), (3, 73281329), (11, 19985817), (33, 6661939), (149, 1475463), (447, 491821), (1639, 134133), (4917, 44711)]