214890909

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 317678592

約数和(自身を除く): 102787683

約数列:

[1, 3, 23, 43, 47, 67, 69, 129, 141, 201, 529, 989, 1081, 1541, 1587, 2021, 2881, 2967, 3149, 3243, 4623, 6063, 8643, 9447, 22747, 24863, 35443, 46483, 66263, 68241, 72427, 74589, 106329, 135407, 139449, 198789, 217281, 406221, 1069109, 1524049, 1665821, 3114361, 3207327, 4572147, 4997463, 9343083, 71630303, 214890909]

約数ペア:

[(1, 214890909), (3, 71630303), (23, 9343083), (43, 4997463), (47, 4572147), (67, 3207327), (69, 3114361), (129, 1665821), (141, 1524049), (201, 1069109), (529, 406221), (989, 217281), (1081, 198789), (1541, 139449), (1587, 135407), (2021, 106329), (2881, 74589), (2967, 72427), (3149, 68241), (3243, 66263), (4623, 46483), (6063, 35443), (8643, 24863), (9447, 22747)]